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Finding the Fourth Proportional to 8,437.44, 12,655.80 and 2,593.88

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Solution

The fourth proportional to 8,437.44, 12,655.80 and 2,593.88 is: 3,890.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.44 : 12,655.80 = 2,593.88 : x
  2. Step 2: Convert to fraction form
    8,437.44/12,655.80 = 2,593.88/x
  3. Step 3: Cross multiply
    8,437.44x = 12,655.80 × 2,593.88
  4. Step 4: Simplify right side
    8,437.44x = 32,827,626.50
  5. Step 5: Solve for x
    x = 32,827,626.50/8,437.44
  6. Step 6: Final answer
    x = 3,890.71

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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.