Home / 3,937.43-5,432.57-2,741.08

Finding the Fourth Proportional to 3,937.43, 5,432.57 and 2,741.08

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Solution

The fourth proportional to 3,937.43, 5,432.57 and 2,741.08 is: 3,781.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.43 : 5,432.57 = 2,741.08 : x
  2. Step 2: Convert to fraction form
    3,937.43/5,432.57 = 2,741.08/x
  3. Step 3: Cross multiply
    3,937.43x = 5,432.57 × 2,741.08
  4. Step 4: Simplify right side
    3,937.43x = 14,891,081.69
  5. Step 5: Solve for x
    x = 14,891,081.69/3,937.43
  6. Step 6: Final answer
    x = 3,781.93

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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.