Proportionality Vocabulary Words

Front

Constant of proportionality

Back

The ratio of y to x when x and y form a proportional relationship.

Front

Equivalent rates

Back

Rates that can be written as equivalent fractions.

Front

Equivalent ratios

Back

Ratios that can be written as equal fractions.

Front

Proportion

Back

An equation that shows two ratios are equivalent.

Front

Rate

Back

A ratio that has two different units of measure.

Front

Ratio

Back

A comparison of two quantities by division.

Front

Scale drawing

Back

A drawing that is the same shape as the actual object but of a different size (usually smaller).

Front

Similar figures

Back

Geometric figures that are the same shape but not necessarily the same size.

Front

Unit rate

Back

Rate with a denominator of 1.