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6-2 Solving Proportions Proportion- An equation that states two ratios are equivalent Tell if each the ratios form a proportion. Use any method. 1.) 3.) 2.) 4.) = Solve the proportion using equivalent ratios. 1.) 2.) Required Steps: Calculator permitted, but show all steps!! Write the cross products as an equation Solve the equation by dividing l Use algebra to solve. 2.) 1.) 4.) 3.) 5.) 7.) 6.) 1.) If 2 tires cost $74, how much will 4 tires cost? 2.) A car uses 5 gal of gasoline to travel 150 mi. How much gasoline will it use to travel 5 mi? 3.) Chase plays the piano and the cello. For every 2 hours he practices the piano, he practices the cello for 3 hours. If he practiced the piano for 7 hours last week, how many hours did he spend practicing the cello? Demonstrate Understanding: Solve using required steps. 1.) 3.) 2.) 4.) 5.) If 3 pairs of jeans cost $117, how many pairs of jeans could you buy for $312? 6.) For every 5 sailboats in a harbor, there are 3 motorboats. If there are 30 sailboats, how many motorboats are there? 7.) Davis bought 4 tires for his car at a cost of $262.35. How much would 5 tires cost at the same rate? (round to the nearest cent)