Home / 2,529.29-3,789.28-1,747.09

Finding the Fourth Proportional to 2,529.29, 3,789.28 and 1,747.09

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Solution

The fourth proportional to 2,529.29, 3,789.28 and 1,747.09 is: 2,617.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.29 : 3,789.28 = 1,747.09 : x
  2. Step 2: Convert to fraction form
    2,529.29/3,789.28 = 1,747.09/x
  3. Step 3: Cross multiply
    2,529.29x = 3,789.28 × 1,747.09
  4. Step 4: Simplify right side
    2,529.29x = 6,620,230.77
  5. Step 5: Solve for x
    x = 6,620,230.77/2,529.29
  6. Step 6: Final answer
    x = 2,617.43

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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.