Home / 1,515.52-2,273.33-591.29

Finding the Fourth Proportional to 1,515.52, 2,273.33 and 591.29

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Solution

The fourth proportional to 1,515.52, 2,273.33 and 591.29 is: 886.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515.52 : 2,273.33 = 591.29 : x
  2. Step 2: Convert to fraction form
    1,515.52/2,273.33 = 591.29/x
  3. Step 3: Cross multiply
    1,515.52x = 2,273.33 × 591.29
  4. Step 4: Simplify right side
    1,515.52x = 1,344,197.30
  5. Step 5: Solve for x
    x = 1,344,197.30/1,515.52
  6. Step 6: Final answer
    x = 886.95

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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.