Home / 7,310.44-10,972.50-3,850.12

Finding the Fourth Proportional to 7,310.44, 10,972.50 and 3,850.12

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Solution

The fourth proportional to 7,310.44, 10,972.50 and 3,850.12 is: 5,778.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.44 : 10,972.50 = 3,850.12 : x
  2. Step 2: Convert to fraction form
    7,310.44/10,972.50 = 3,850.12/x
  3. Step 3: Cross multiply
    7,310.44x = 10,972.50 × 3,850.12
  4. Step 4: Simplify right side
    7,310.44x = 42,245,441.70
  5. Step 5: Solve for x
    x = 42,245,441.70/7,310.44
  6. Step 6: Final answer
    x = 5,778.78

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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.