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Finding the Fourth Proportional to 12,098.54, 16,695.98 and 6,793.38

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Solution

The fourth proportional to 12,098.54, 16,695.98 and 6,793.38 is: 9,374.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098.54 : 16,695.98 = 6,793.38 : x
  2. Step 2: Convert to fraction form
    12,098.54/16,695.98 = 6,793.38/x
  3. Step 3: Cross multiply
    12,098.54x = 16,695.98 × 6,793.38
  4. Step 4: Simplify right side
    12,098.54x = 113,422,136.61
  5. Step 5: Solve for x
    x = 113,422,136.61/12,098.54
  6. Step 6: Final answer
    x = 9,374.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.