Home / 5,305.20-7,322.97-3,067.98

Finding the Fourth Proportional to 5,305.20, 7,322.97 and 3,067.98

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Solution

The fourth proportional to 5,305.20, 7,322.97 and 3,067.98 is: 4,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305.20 : 7,322.97 = 3,067.98 : x
  2. Step 2: Convert to fraction form
    5,305.20/7,322.97 = 3,067.98/x
  3. Step 3: Cross multiply
    5,305.20x = 7,322.97 × 3,067.98
  4. Step 4: Simplify right side
    5,305.20x = 22,466,725.50
  5. Step 5: Solve for x
    x = 22,466,725.50/5,305.20
  6. Step 6: Final answer
    x = 4,234.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.