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Finding the Fourth Proportional to 11,358.60, 17,062.74 and 8,092.68

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Solution

The fourth proportional to 11,358.60, 17,062.74 and 8,092.68 is: 12,156.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,358.60 : 17,062.74 = 8,092.68 : x
  2. Step 2: Convert to fraction form
    11,358.60/17,062.74 = 8,092.68/x
  3. Step 3: Cross multiply
    11,358.60x = 17,062.74 × 8,092.68
  4. Step 4: Simplify right side
    11,358.60x = 138,083,294.74
  5. Step 5: Solve for x
    x = 138,083,294.74/11,358.60
  6. Step 6: Final answer
    x = 12,156.72

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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.