Home / 3,976.75-5,960.10-3,481.95

Finding the Fourth Proportional to 3,976.75, 5,960.10 and 3,481.95

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Solution

The fourth proportional to 3,976.75, 5,960.10 and 3,481.95 is: 5,218.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976.75 : 5,960.10 = 3,481.95 : x
  2. Step 2: Convert to fraction form
    3,976.75/5,960.10 = 3,481.95/x
  3. Step 3: Cross multiply
    3,976.75x = 5,960.10 × 3,481.95
  4. Step 4: Simplify right side
    3,976.75x = 20,752,770.20
  5. Step 5: Solve for x
    x = 20,752,770.20/3,976.75
  6. Step 6: Final answer
    x = 5,218.53

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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.