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Finding the Fourth Proportional to 2,481.73, 3,745.11 and 2,399.11

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Solution

The fourth proportional to 2,481.73, 3,745.11 and 2,399.11 is: 3,620.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.73 : 3,745.11 = 2,399.11 : x
  2. Step 2: Convert to fraction form
    2,481.73/3,745.11 = 2,399.11/x
  3. Step 3: Cross multiply
    2,481.73x = 3,745.11 × 2,399.11
  4. Step 4: Simplify right side
    2,481.73x = 8,984,930.85
  5. Step 5: Solve for x
    x = 8,984,930.85/2,481.73
  6. Step 6: Final answer
    x = 3,620.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.