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Finding the Third Proportional to 3,755.25 and 4,132.13

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Solution

The third proportional to 3,755.25 and 4,132.13 is: 4,546.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.25 : 4,132.13 = 4,132.13 : x
  2. Step 2: Convert to fraction form
    3,755.25/4,132.13 = 4,132.13/x
  3. Step 3: Cross multiply
    3,755.25x = 4,132.13 × 4,132.13
  4. Step 4: Simplify right side
    3,755.25x = 17,074,457.02
  5. Step 5: Solve for x
    x = 17,074,457.02/3,755.25
  6. Step 6: Final answer
    x = 4,546.82

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Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.