Home / 3,380.28-5,067.00-1,622.72

Finding the Fourth Proportional to 3,380.28, 5,067.00 and 1,622.72

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Solution

The fourth proportional to 3,380.28, 5,067.00 and 1,622.72 is: 2,432.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380.28 : 5,067.00 = 1,622.72 : x
  2. Step 2: Convert to fraction form
    3,380.28/5,067.00 = 1,622.72/x
  3. Step 3: Cross multiply
    3,380.28x = 5,067.00 × 1,622.72
  4. Step 4: Simplify right side
    3,380.28x = 8,222,310.97
  5. Step 5: Solve for x
    x = 8,222,310.97/3,380.28
  6. Step 6: Final answer
    x = 2,432.43

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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.