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Finding the Fourth Proportional to 8,927.27, 12,332.19 and 8,262.96

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Solution

The fourth proportional to 8,927.27, 12,332.19 and 8,262.96 is: 11,414.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927.27 : 12,332.19 = 8,262.96 : x
  2. Step 2: Convert to fraction form
    8,927.27/12,332.19 = 8,262.96/x
  3. Step 3: Cross multiply
    8,927.27x = 12,332.19 × 8,262.96
  4. Step 4: Simplify right side
    8,927.27x = 101,900,392.68
  5. Step 5: Solve for x
    x = 101,900,392.68/8,927.27
  6. Step 6: Final answer
    x = 11,414.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.