12/18 - Solving Proportions Practice

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Front

How do you determine if two ratios form a proportion?

Back

Cross-multiply the ratios. If the products are equal, they form a proportion.

Front

What is the cross-multiplication method?

Back

The cross-multiplication method involves multiplying the numerator of one ratio by the denominator of the other ratio.

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Back

Front

What is the first step in solving a proportion?

Back

Identify the two ratios and set them equal to each other.

Front

Back

x = 25.

Front

What is a one-step equation?

Back

A one-step equation is an equation that can be solved in a single step.

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Back

Front

Back

x = 14.

Front

Back

Cross-multiply to find x = 11.