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Proportional Relationships - Printable Math Worksheets 7th Grade - Wayground

Proportional Relationships

Jamie Doby

Created by Jamie Doby

7 questions

7th Grade

Math

Updated Jun 2026

This free printable Grade 7 mathematics worksheet helps students identify and use the constant of proportionality, k, in proportional relationships. Across seven multiple-choice questions, students determine k from an equation such as y = 8x, interpret tables, select equations that represent tabular relationships, identify a unit rate in a restaurant context, and connect graphs to proportional equations. The worksheet gives students practice moving between representations of proportional relationships: equations, tables, graphs, and a real-world rate. It is useful for introducing or reviewing how the coefficient in y = kx represents the proportionality constant and how that value determines the matching equation. A complete answer key is included, making this free printable worksheet suitable for independent practice, classwork, homework, or a quick check of Grade 7 understanding.

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Proportional Relationships

Total questions: 7

Name
Class
Date
1.

Determine the constant of proportionality in the following equation:

y = 8x

a)

8

b)

18\frac{1}{8}  

c)

18

d)

8x

2.
Determine k using the table.

Determine k using the table.

a)

k = 35

b)

k = 30

c)

k = 3.5

d)

k = 135\frac{1}{35}  

3.
Which of the following equations best represents this table?

Which of the following equations best represents this table?

a)

35 = 1x

b)

y = 35x

c)

y = 3.5x

d)

y = 135\frac{1}{35}  x

4.

A restaurant has an all-you-can-eat buffet for $13.95 per person. What is the rate of proportionality?

a)

$139.50

b)

$13.95

c)

113.95\frac{1}{13.95}  

d)

It depends on how many people are at the table

5.
Use the table to determine the constant of proportionality, k.

Use the table to determine the constant of proportionality, k.

a)

380

b)

188

c)

95

d)

195\frac{1}{95}  

6.
Which equation best represents the graph?

Which equation best represents the graph?

a)

y = 50x

b)

y = 75x

c)

x = 75y

d)

y =25

7.
Which equation best represents this graph?

Which equation best represents this graph?

a)

y = 50x

b)

x = 25y

c)

y = 25x

d)

x = 50y

WaygroundAnswer Key

Proportional Relationships

Total questions: 7

1.
a)

8

2.
d)

k = 135\frac{1}{35}  

3.
d)

y = 135\frac{1}{35}  x

4.
b)

$13.95

5.
c)

95

6.
b)

y = 75x

7.
c)

y = 25x

FAQs

What does this proportional relationships worksheet cover?

This Grade 7 worksheet covers identifying the constant of proportionality, k, across equations, tables, graphs, and a restaurant rate situation. Its seven multiple-choice items require students to determine k, choose an equation such as y = kx, and connect a graph or table to the correct proportional relationship.

How can I use this worksheet to teach the constant of proportionality?

Introduce the relationship y = kx, emphasizing that k is the coefficient of x and represents the unit rate. Then have students explain how the same k appears in the worksheet’s equations, tables, graphs, and buffet-price example before completing the multiple-choice items independently or discussing each choice with a partner.

What mistakes should I watch for on this proportional relationships worksheet?

Watch for students selecting the full expression, such as 8x, instead of the constant k, or confusing k with a table entry that is not the unit rate. Students may also reverse x and y when reading the graph-based equations or choose a total price instead of the per-person rate in the buffet question.

How do I assign and grade this proportional relationships worksheet?

The worksheet is available as a printable PDF and as a digital quiz on Wayground, and it includes a complete answer key for all seven multiple-choice questions. For printable submissions, you can scan student work with the Wayground for Teachers app to help grade responses efficiently.

How can I differentiate this worksheet for my students?

Use the worksheet’s Advanced Settings to adjust font spacing and font size so the equations, tables, graph-based items, and answer choices are easier to read. You can also apply a dyslexia-friendly font or translate the worksheet into another language when those options better support access to the proportional-relationships practice.

Where can I find more worksheets like this on Wayground?

Wayground offers a broad collection of free printable worksheets and practice problems across subjects, with downloadable PDFs and answer keys to support essential skills and concepts. Browse more resources at https://wayground.com/en-us/worksheets.