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Finding the Fourth Proportional to 8,167.44, 12,252.78 and 2,324.28

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Solution

The fourth proportional to 8,167.44, 12,252.78 and 2,324.28 is: 3,486.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.44 : 12,252.78 = 2,324.28 : x
  2. Step 2: Convert to fraction form
    8,167.44/12,252.78 = 2,324.28/x
  3. Step 3: Cross multiply
    8,167.44x = 12,252.78 × 2,324.28
  4. Step 4: Simplify right side
    8,167.44x = 28,478,891.50
  5. Step 5: Solve for x
    x = 28,478,891.50/8,167.44
  6. Step 6: Final answer
    x = 3,486.88

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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.