Home / 5,141.27-7,098.42-3,375.87

Finding the Fourth Proportional to 5,141.27, 7,098.42 and 3,375.87

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Solution

The fourth proportional to 5,141.27, 7,098.42 and 3,375.87 is: 4,660.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.27 : 7,098.42 = 3,375.87 : x
  2. Step 2: Convert to fraction form
    5,141.27/7,098.42 = 3,375.87/x
  3. Step 3: Cross multiply
    5,141.27x = 7,098.42 × 3,375.87
  4. Step 4: Simplify right side
    5,141.27x = 23,963,343.13
  5. Step 5: Solve for x
    x = 23,963,343.13/5,141.27
  6. Step 6: Final answer
    x = 4,660.98

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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.