Home / 11,251.20-16,877.76-2,932.32

Finding the Fourth Proportional to 11,251.20, 16,877.76 and 2,932.32

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Solution

The fourth proportional to 11,251.20, 16,877.76 and 2,932.32 is: 4,398.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.20 : 16,877.76 = 2,932.32 : x
  2. Step 2: Convert to fraction form
    11,251.20/16,877.76 = 2,932.32/x
  3. Step 3: Cross multiply
    11,251.20x = 16,877.76 × 2,932.32
  4. Step 4: Simplify right side
    11,251.20x = 49,490,993.20
  5. Step 5: Solve for x
    x = 49,490,993.20/11,251.20
  6. Step 6: Final answer
    x = 4,398.73

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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.