Home / 3,732.11-5,150.84-2,139.25

Finding the Fourth Proportional to 3,732.11, 5,150.84 and 2,139.25

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Solution

The fourth proportional to 3,732.11, 5,150.84 and 2,139.25 is: 2,952.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,732.11 : 5,150.84 = 2,139.25 : x
  2. Step 2: Convert to fraction form
    3,732.11/5,150.84 = 2,139.25/x
  3. Step 3: Cross multiply
    3,732.11x = 5,150.84 × 2,139.25
  4. Step 4: Simplify right side
    3,732.11x = 11,018,934.47
  5. Step 5: Solve for x
    x = 11,018,934.47/3,732.11
  6. Step 6: Final answer
    x = 2,952.47

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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.