Solving Proportions

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What is a proportion?

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

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How do you solve a proportion?

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To solve a proportion, cross-multiply the terms and then isolate the variable.

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What is cross-multiplication?

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Cross-multiplication is a method used to solve proportions by multiplying the numerator of one ratio by the denominator of the other ratio.

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What does it mean if two ratios are equivalent?

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It means that they represent the same relationship or proportion between two quantities.

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x = 4.

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k = 5.

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n = 4.5.

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x = 25.

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What is the first step in solving a proportion?

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The first step is to cross-multiply the fractions.