Home / 3,839.38-5,759.07-2,540.55

Finding the Fourth Proportional to 3,839.38, 5,759.07 and 2,540.55

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Solution

The fourth proportional to 3,839.38, 5,759.07 and 2,540.55 is: 3,810.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839.38 : 5,759.07 = 2,540.55 : x
  2. Step 2: Convert to fraction form
    3,839.38/5,759.07 = 2,540.55/x
  3. Step 3: Cross multiply
    3,839.38x = 5,759.07 × 2,540.55
  4. Step 4: Simplify right side
    3,839.38x = 14,631,205.29
  5. Step 5: Solve for x
    x = 14,631,205.29/3,839.38
  6. Step 6: Final answer
    x = 3,810.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.