Home / 11,446.18-15,793.05-8,296.90

Finding the Fourth Proportional to 11,446.18, 15,793.05 and 8,296.90

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Solution

The fourth proportional to 11,446.18, 15,793.05 and 8,296.90 is: 11,447.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,446.18 : 15,793.05 = 8,296.90 : x
  2. Step 2: Convert to fraction form
    11,446.18/15,793.05 = 8,296.90/x
  3. Step 3: Cross multiply
    11,446.18x = 15,793.05 × 8,296.90
  4. Step 4: Simplify right side
    11,446.18x = 131,033,356.55
  5. Step 5: Solve for x
    x = 131,033,356.55/11,446.18
  6. Step 6: Final answer
    x = 11,447.78

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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.