Home / 3,761.38-5,189.76-2,433.49

Finding the Fourth Proportional to 3,761.38, 5,189.76 and 2,433.49

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Solution

The fourth proportional to 3,761.38, 5,189.76 and 2,433.49 is: 3,357.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,761.38 : 5,189.76 = 2,433.49 : x
  2. Step 2: Convert to fraction form
    3,761.38/5,189.76 = 2,433.49/x
  3. Step 3: Cross multiply
    3,761.38x = 5,189.76 × 2,433.49
  4. Step 4: Simplify right side
    3,761.38x = 12,629,229.06
  5. Step 5: Solve for x
    x = 12,629,229.06/3,761.38
  6. Step 6: Final answer
    x = 3,357.61

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1.5x scale

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.