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Finding the Fourth Proportional to 8,347.52, 12,519.30 and 2,502.56

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Solution

The fourth proportional to 8,347.52, 12,519.30 and 2,502.56 is: 3,753.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.52 : 12,519.30 = 2,502.56 : x
  2. Step 2: Convert to fraction form
    8,347.52/12,519.30 = 2,502.56/x
  3. Step 3: Cross multiply
    8,347.52x = 12,519.30 × 2,502.56
  4. Step 4: Simplify right side
    8,347.52x = 31,330,299.41
  5. Step 5: Solve for x
    x = 31,330,299.41/8,347.52
  6. Step 6: Final answer
    x = 3,753.25

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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.