Crossmultiply 28 2x 58 5 x extremes means

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Unformatted text preview: on! *Proportion = Two ratios that are equal. Equal? 3 = 9 6 = 24 4 12 7 35 To Solve a Proportion.....Cross Multiply!! 2 = 8 ­­> 2 x = 5 8 5 x (extremes) (means) *Rate = Ratio w/ 2 different units of measure. ­Ex: 12 in. 55 words $10 1 ft. 1 min. hour *Scale = Ratio that compares actual size to model size. Use when objects are too large or too small. ­Ex: scale:real ­­> 3 in:20 mi OR scale = scale ­­> 3 in. = 8 in. actual actual 20 mi x Algebra I Chp. 2.6 ­ Ratios and Proportions O...
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This document was uploaded on 03/13/2014 for the course MATH Algebra at Arlington Local High School.

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