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Finding the Fourth Proportional to 12,637.88, 18,960.88 and 6,064.52

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Solution

The fourth proportional to 12,637.88, 18,960.88 and 6,064.52 is: 9,098.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,637.88 : 18,960.88 = 6,064.52 : x
  2. Step 2: Convert to fraction form
    12,637.88/18,960.88 = 6,064.52/x
  3. Step 3: Cross multiply
    12,637.88x = 18,960.88 × 6,064.52
  4. Step 4: Simplify right side
    12,637.88x = 114,988,635.98
  5. Step 5: Solve for x
    x = 114,988,635.98/12,637.88
  6. Step 6: Final answer
    x = 9,098.73

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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.