Home / 3,742.88-5,165.17-2,252.07

Finding the Fourth Proportional to 3,742.88, 5,165.17 and 2,252.07

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Solution

The fourth proportional to 3,742.88, 5,165.17 and 2,252.07 is: 3,107.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.88 : 5,165.17 = 2,252.07 : x
  2. Step 2: Convert to fraction form
    3,742.88/5,165.17 = 2,252.07/x
  3. Step 3: Cross multiply
    3,742.88x = 5,165.17 × 2,252.07
  4. Step 4: Simplify right side
    3,742.88x = 11,632,318.77
  5. Step 5: Solve for x
    x = 11,632,318.77/3,742.88
  6. Step 6: Final answer
    x = 3,107.86

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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.