Home / 2,747.57-4,120.52-2,308.95

Finding the Fourth Proportional to 2,747.57, 4,120.52 and 2,308.95

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Solution

The fourth proportional to 2,747.57, 4,120.52 and 2,308.95 is: 3,462.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.57 : 4,120.52 = 2,308.95 : x
  2. Step 2: Convert to fraction form
    2,747.57/4,120.52 = 2,308.95/x
  3. Step 3: Cross multiply
    2,747.57x = 4,120.52 × 2,308.95
  4. Step 4: Simplify right side
    2,747.57x = 9,514,063.11
  5. Step 5: Solve for x
    x = 9,514,063.11/2,747.57
  6. Step 6: Final answer
    x = 3,462.73

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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.