Finding the Third Proportional to 7,279.75 and 10,988.75
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Solution
The third proportional to 7,279.75 and 10,988.75 is: 16,587.47
Step by Step Solution
- Step 1: Write the proportion equation
7,279.75 : 10,988.75 = 10,988.75 : x - Step 2: Convert to fraction form
7,279.75/10,988.75 = 10,988.75/x - Step 3: Cross multiply
7,279.75x = 10,988.75 × 10,988.75 - Step 4: Simplify right side
7,279.75x = 120,752,626.56 - Step 5: Solve for x
x = 120,752,626.56/7,279.75 - Step 6: Final answer
x = 16,587.47
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.