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Finding the Third Proportional to 8,727 and 9,447

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Solution

The third proportional to 8,727 and 9,447 is: 10,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727 : 9,447 = 9,447 : x
  2. Step 2: Convert to fraction form
    8,727/9,447 = 9,447/x
  3. Step 3: Cross multiply
    8,727x = 9,447 × 9,447
  4. Step 4: Simplify right side
    8,727x = 89,245,809
  5. Step 5: Solve for x
    x = 89,245,809/8,727
  6. Step 6: Final answer
    x = 10,226.40

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Why These Related Problems?

These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.