Home / 3,743.80-5,165.94-2,251.72

Finding the Fourth Proportional to 3,743.80, 5,165.94 and 2,251.72

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Solution

The fourth proportional to 3,743.80, 5,165.94 and 2,251.72 is: 3,107.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.80 : 5,165.94 = 2,251.72 : x
  2. Step 2: Convert to fraction form
    3,743.80/5,165.94 = 2,251.72/x
  3. Step 3: Cross multiply
    3,743.80x = 5,165.94 × 2,251.72
  4. Step 4: Simplify right side
    3,743.80x = 11,632,250.42
  5. Step 5: Solve for x
    x = 11,632,250.42/3,743.80
  6. Step 6: Final answer
    x = 3,107.07

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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.