Home / 2,299.14-3,172.89-1,251.24

Finding the Fourth Proportional to 2,299.14, 3,172.89 and 1,251.24

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Solution

The fourth proportional to 2,299.14, 3,172.89 and 1,251.24 is: 1,726.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.14 : 3,172.89 = 1,251.24 : x
  2. Step 2: Convert to fraction form
    2,299.14/3,172.89 = 1,251.24/x
  3. Step 3: Cross multiply
    2,299.14x = 3,172.89 × 1,251.24
  4. Step 4: Simplify right side
    2,299.14x = 3,970,046.88
  5. Step 5: Solve for x
    x = 3,970,046.88/2,299.14
  6. Step 6: Final answer
    x = 1,726.75

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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.