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Finding the Fourth Proportional to 8,502.40, 12,753.57 and 2,262.41

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Solution

The fourth proportional to 8,502.40, 12,753.57 and 2,262.41 is: 3,393.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,502.40 : 12,753.57 = 2,262.41 : x
  2. Step 2: Convert to fraction form
    8,502.40/12,753.57 = 2,262.41/x
  3. Step 3: Cross multiply
    8,502.40x = 12,753.57 × 2,262.41
  4. Step 4: Simplify right side
    8,502.40x = 28,853,804.30
  5. Step 5: Solve for x
    x = 28,853,804.30/8,502.40
  6. Step 6: Final answer
    x = 3,393.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.