Home / 2,575.26-3,862.20-725.94

Finding the Fourth Proportional to 2,575.26, 3,862.20 and 725.94

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Solution

The fourth proportional to 2,575.26, 3,862.20 and 725.94 is: 1,088.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575.26 : 3,862.20 = 725.94 : x
  2. Step 2: Convert to fraction form
    2,575.26/3,862.20 = 725.94/x
  3. Step 3: Cross multiply
    2,575.26x = 3,862.20 × 725.94
  4. Step 4: Simplify right side
    2,575.26x = 2,803,725.47
  5. Step 5: Solve for x
    x = 2,803,725.47/2,575.26
  6. Step 6: Final answer
    x = 1,088.72

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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.