What is a proportion?
Solving Proportions

Flashcard
•
Mathematics
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A proportion is an equation that states that two ratios are equal.
2.
FLASHCARD QUESTION
Front
How do you solve a proportion?
Back
To solve a proportion, cross-multiply the terms and then solve for the variable.
3.
FLASHCARD QUESTION
Front
If a/b = c/d, what is the cross-multiplication method?
Back
The cross-multiplication method states that a*d = b*c.
4.
FLASHCARD QUESTION
Front
What is the first step in solving for x in a proportion?
Back
The first step is to cross-multiply the terms.
5.
FLASHCARD QUESTION
Front
If 3/4 = x/16, what is the value of x?
Back
x = 12.
6.
FLASHCARD QUESTION
Front
How can you check if two ratios are proportional?
Back
You can check by cross-multiplying and seeing if the products are equal.
7.
FLASHCARD QUESTION
Front
If I have 10 apples for every 2 oranges, what is the ratio of apples to oranges?
Back
The ratio of apples to oranges is 5:1.
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