Finding the Third Proportional to 3,947.06 and 8,337.09
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Solution
The third proportional to 3,947.06 and 8,337.09 is: 17,609.84
Step by Step Solution
- Step 1: Write the proportion equation
3,947.06 : 8,337.09 = 8,337.09 : x - Step 2: Convert to fraction form
3,947.06/8,337.09 = 8,337.09/x - Step 3: Cross multiply
3,947.06x = 8,337.09 × 8,337.09 - Step 4: Simplify right side
3,947.06x = 69,507,132.20 - Step 5: Solve for x
x = 69,507,132.20/3,947.06 - Step 6: Final answer
x = 17,609.84
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.