Home / 3,753.26-5,179.27-2,074.57

Finding the Fourth Proportional to 3,753.26, 5,179.27 and 2,074.57

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Solution

The fourth proportional to 3,753.26, 5,179.27 and 2,074.57 is: 2,862.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.26 : 5,179.27 = 2,074.57 : x
  2. Step 2: Convert to fraction form
    3,753.26/5,179.27 = 2,074.57/x
  3. Step 3: Cross multiply
    3,753.26x = 5,179.27 × 2,074.57
  4. Step 4: Simplify right side
    3,753.26x = 10,744,743.93
  5. Step 5: Solve for x
    x = 10,744,743.93/3,753.26
  6. Step 6: Final answer
    x = 2,862.78

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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.