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Finding the Fourth Proportional to 6,167.89, 9,251.84 and 2,657.62

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Solution

The fourth proportional to 6,167.89, 9,251.84 and 2,657.62 is: 3,986.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,167.89 : 9,251.84 = 2,657.62 : x
  2. Step 2: Convert to fraction form
    6,167.89/9,251.84 = 2,657.62/x
  3. Step 3: Cross multiply
    6,167.89x = 9,251.84 × 2,657.62
  4. Step 4: Simplify right side
    6,167.89x = 24,587,875.02
  5. Step 5: Solve for x
    x = 24,587,875.02/6,167.89
  6. Step 6: Final answer
    x = 3,986.43

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Similar ratio
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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.