Home / 3,382.97-5,067.36-2,149.74

Finding the Fourth Proportional to 3,382.97, 5,067.36 and 2,149.74

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Solution

The fourth proportional to 3,382.97, 5,067.36 and 2,149.74 is: 3,220.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.97 : 5,067.36 = 2,149.74 : x
  2. Step 2: Convert to fraction form
    3,382.97/5,067.36 = 2,149.74/x
  3. Step 3: Cross multiply
    3,382.97x = 5,067.36 × 2,149.74
  4. Step 4: Simplify right side
    3,382.97x = 10,893,506.49
  5. Step 5: Solve for x
    x = 10,893,506.49/3,382.97
  6. Step 6: Final answer
    x = 3,220.11

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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.