Home / 3,380.52-5,062.49-2,791.92

Finding the Fourth Proportional to 3,380.52, 5,062.49 and 2,791.92

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Solution

The fourth proportional to 3,380.52, 5,062.49 and 2,791.92 is: 4,181.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380.52 : 5,062.49 = 2,791.92 : x
  2. Step 2: Convert to fraction form
    3,380.52/5,062.49 = 2,791.92/x
  3. Step 3: Cross multiply
    3,380.52x = 5,062.49 × 2,791.92
  4. Step 4: Simplify right side
    3,380.52x = 14,134,041.77
  5. Step 5: Solve for x
    x = 14,134,041.77/3,380.52
  6. Step 6: Final answer
    x = 4,181.03

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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.