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Finding the Third Proportional to 3,775.13 and 7,207.50

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Solution

The third proportional to 3,775.13 and 7,207.50 is: 13,760.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.13 : 7,207.50 = 7,207.50 : x
  2. Step 2: Convert to fraction form
    3,775.13/7,207.50 = 7,207.50/x
  3. Step 3: Cross multiply
    3,775.13x = 7,207.50 × 7,207.50
  4. Step 4: Simplify right side
    3,775.13x = 51,948,056.25
  5. Step 5: Solve for x
    x = 51,948,056.25/3,775.13
  6. Step 6: Final answer
    x = 13,760.62

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Why These Related Problems?

These problems maintain the same ratio (1.91) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.