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Finding the Fourth Proportional to 8,167.56, 12,246.60 and 4,468.80

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Solution

The fourth proportional to 8,167.56, 12,246.60 and 4,468.80 is: 6,700.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.56 : 12,246.60 = 4,468.80 : x
  2. Step 2: Convert to fraction form
    8,167.56/12,246.60 = 4,468.80/x
  3. Step 3: Cross multiply
    8,167.56x = 12,246.60 × 4,468.80
  4. Step 4: Simplify right side
    8,167.56x = 54,727,606.08
  5. Step 5: Solve for x
    x = 54,727,606.08/8,167.56
  6. Step 6: Final answer
    x = 6,700.61

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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.