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Finding the Third Proportional to 7,413 and 10,765.50

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Solution

The third proportional to 7,413 and 10,765.50 is: 15,634.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413 : 10,765.50 = 10,765.50 : x
  2. Step 2: Convert to fraction form
    7,413/10,765.50 = 10,765.50/x
  3. Step 3: Cross multiply
    7,413x = 10,765.50 × 10,765.50
  4. Step 4: Simplify right side
    7,413x = 115,895,990.25
  5. Step 5: Solve for x
    x = 115,895,990.25/7,413
  6. Step 6: Final answer
    x = 15,634.15

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.