Home / 3,255.95-4,493.11-1,839.70

Finding the Fourth Proportional to 3,255.95, 4,493.11 and 1,839.70

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Solution

The fourth proportional to 3,255.95, 4,493.11 and 1,839.70 is: 2,538.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.95 : 4,493.11 = 1,839.70 : x
  2. Step 2: Convert to fraction form
    3,255.95/4,493.11 = 1,839.70/x
  3. Step 3: Cross multiply
    3,255.95x = 4,493.11 × 1,839.70
  4. Step 4: Simplify right side
    3,255.95x = 8,265,974.47
  5. Step 5: Solve for x
    x = 8,265,974.47/3,255.95
  6. Step 6: Final answer
    x = 2,538.73

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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.