Home / 3,498.28-5,247.52-1,306.57

Finding the Fourth Proportional to 3,498.28, 5,247.52 and 1,306.57

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Solution

The fourth proportional to 3,498.28, 5,247.52 and 1,306.57 is: 1,959.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.28 : 5,247.52 = 1,306.57 : x
  2. Step 2: Convert to fraction form
    3,498.28/5,247.52 = 1,306.57/x
  3. Step 3: Cross multiply
    3,498.28x = 5,247.52 × 1,306.57
  4. Step 4: Simplify right side
    3,498.28x = 6,856,252.21
  5. Step 5: Solve for x
    x = 6,856,252.21/3,498.28
  6. Step 6: Final answer
    x = 1,959.89

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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.