Finding the Third Proportional to 6,387.75 and 8,565.75
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Solution
The third proportional to 6,387.75 and 8,565.75 is: 11,486.37
Step by Step Solution
- Step 1: Write the proportion equation
6,387.75 : 8,565.75 = 8,565.75 : x - Step 2: Convert to fraction form
6,387.75/8,565.75 = 8,565.75/x - Step 3: Cross multiply
6,387.75x = 8,565.75 × 8,565.75 - Step 4: Simplify right side
6,387.75x = 73,372,073.06 - Step 5: Solve for x
x = 73,372,073.06/6,387.75 - Step 6: Final answer
x = 11,486.37
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These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.