Home / 8,092.34-12,135.05-3,414.44

Finding the Fourth Proportional to 8,092.34, 12,135.05 and 3,414.44

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Solution

The fourth proportional to 8,092.34, 12,135.05 and 3,414.44 is: 5,120.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,092.34 : 12,135.05 = 3,414.44 : x
  2. Step 2: Convert to fraction form
    8,092.34/12,135.05 = 3,414.44/x
  3. Step 3: Cross multiply
    8,092.34x = 12,135.05 × 3,414.44
  4. Step 4: Simplify right side
    8,092.34x = 41,434,400.12
  5. Step 5: Solve for x
    x = 41,434,400.12/8,092.34
  6. Step 6: Final answer
    x = 5,120.20

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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.