Home / 11,629.38-17,443.92-2,864.37

Finding the Fourth Proportional to 11,629.38, 17,443.92 and 2,864.37

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Solution

The fourth proportional to 11,629.38, 17,443.92 and 2,864.37 is: 4,296.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.38 : 17,443.92 = 2,864.37 : x
  2. Step 2: Convert to fraction form
    11,629.38/17,443.92 = 2,864.37/x
  3. Step 3: Cross multiply
    11,629.38x = 17,443.92 × 2,864.37
  4. Step 4: Simplify right side
    11,629.38x = 49,965,841.13
  5. Step 5: Solve for x
    x = 49,965,841.13/11,629.38
  6. Step 6: Final answer
    x = 4,296.52

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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.