Home / 3,463.67-5,198.46-1,385.13

Finding the Fourth Proportional to 3,463.67, 5,198.46 and 1,385.13

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Solution

The fourth proportional to 3,463.67, 5,198.46 and 1,385.13 is: 2,078.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,463.67 : 5,198.46 = 1,385.13 : x
  2. Step 2: Convert to fraction form
    3,463.67/5,198.46 = 1,385.13/x
  3. Step 3: Cross multiply
    3,463.67x = 5,198.46 × 1,385.13
  4. Step 4: Simplify right side
    3,463.67x = 7,200,557.20
  5. Step 5: Solve for x
    x = 7,200,557.20/3,463.67
  6. Step 6: Final answer
    x = 2,078.88

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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.