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Finding the Fourth Proportional to 8,098.55, 12,147.82 and 6,252.36

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Solution

The fourth proportional to 8,098.55, 12,147.82 and 6,252.36 is: 9,378.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,098.55 : 12,147.82 = 6,252.36 : x
  2. Step 2: Convert to fraction form
    8,098.55/12,147.82 = 6,252.36/x
  3. Step 3: Cross multiply
    8,098.55x = 12,147.82 × 6,252.36
  4. Step 4: Simplify right side
    8,098.55x = 75,952,483.12
  5. Step 5: Solve for x
    x = 75,952,483.12/8,098.55
  6. Step 6: Final answer
    x = 9,378.53

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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.