Proportional Relationship and Ratio Tables

complete the ratio table.

(a)  

What is the value of x?

(a)  

Tags

CCSS.5.OA.B.3

The x2 and x5 shown on the outside of the table are demonstrating:

• constant of proportionality

• scale factor

• length of the table

Tags

CCSS.7.RP.A.2C

The x3 on the outside of the table is:

• the constant of proportionality

• the scale factor

• not relevant to the relationship

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality?

(a)  

Tags

CCSS.7.RP.A.2B

According to this proportional relationship, how many hours would it take someone to read 8 books?

(a)  

Does this table represent a proportional relationship?

• Yes - there is a constant of proportionality

• No - there is not a constant of proportionality

Tags

CCSS.7.RP.A.2A

Does the table represent a proportional relationship?

• Yes.

• No.

Tags

CCSS.7.RP.A.2A

Does the table represent a proportional relationship?

• Yes.

• No.

Tags

CCSS.7.RP.A.2A

Which situation BEST represents a proportional relationship?

• Sam sold 2 bracelets for $3 and 3 bracelets for $5.

• Jimmy ran 3 miles in 30 minutes and 5 miles in 45 minutes. 

• Larry packed 27 glasses in 9 cases and 45 glasses in 15 cases. 

•  Finn placed 8 markers in 2 boxes and 16 markers in 8 boxes. 

Tags

CCSS.7.RP.A.2A