Home / 3,839.42-5,756.97-2,517.50

Finding the Fourth Proportional to 3,839.42, 5,756.97 and 2,517.50

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Solution

The fourth proportional to 3,839.42, 5,756.97 and 2,517.50 is: 3,774.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839.42 : 5,756.97 = 2,517.50 : x
  2. Step 2: Convert to fraction form
    3,839.42/5,756.97 = 2,517.50/x
  3. Step 3: Cross multiply
    3,839.42x = 5,756.97 × 2,517.50
  4. Step 4: Simplify right side
    3,839.42x = 14,493,171.98
  5. Step 5: Solve for x
    x = 14,493,171.98/3,839.42
  6. Step 6: Final answer
    x = 3,774.83

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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.