Home / 3,743.62-5,165.92-2,149.94

Finding the Fourth Proportional to 3,743.62, 5,165.92 and 2,149.94

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Solution

The fourth proportional to 3,743.62, 5,165.92 and 2,149.94 is: 2,966.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.62 : 5,165.92 = 2,149.94 : x
  2. Step 2: Convert to fraction form
    3,743.62/5,165.92 = 2,149.94/x
  3. Step 3: Cross multiply
    3,743.62x = 5,165.92 × 2,149.94
  4. Step 4: Simplify right side
    3,743.62x = 11,106,418.04
  5. Step 5: Solve for x
    x = 11,106,418.04/3,743.62
  6. Step 6: Final answer
    x = 2,966.76

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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.