Home / 3,961.38-5,935.39-2,572.64

Finding the Fourth Proportional to 3,961.38, 5,935.39 and 2,572.64

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Solution

The fourth proportional to 3,961.38, 5,935.39 and 2,572.64 is: 3,854.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.38 : 5,935.39 = 2,572.64 : x
  2. Step 2: Convert to fraction form
    3,961.38/5,935.39 = 2,572.64/x
  3. Step 3: Cross multiply
    3,961.38x = 5,935.39 × 2,572.64
  4. Step 4: Simplify right side
    3,961.38x = 15,269,585.62
  5. Step 5: Solve for x
    x = 15,269,585.62/3,961.38
  6. Step 6: Final answer
    x = 3,854.61

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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.