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Finding the Fourth Proportional to 8,593.56, 12,890.98 and 2,669.68

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Solution

The fourth proportional to 8,593.56, 12,890.98 and 2,669.68 is: 4,004.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,593.56 : 12,890.98 = 2,669.68 : x
  2. Step 2: Convert to fraction form
    8,593.56/12,890.98 = 2,669.68/x
  3. Step 3: Cross multiply
    8,593.56x = 12,890.98 × 2,669.68
  4. Step 4: Simplify right side
    8,593.56x = 34,414,791.49
  5. Step 5: Solve for x
    x = 34,414,791.49/8,593.56
  6. Step 6: Final answer
    x = 4,004.72

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1.5x scale

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.