Home / 2,822.92-4,234.48-1,067.74

Finding the Fourth Proportional to 2,822.92, 4,234.48 and 1,067.74

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Solution

The fourth proportional to 2,822.92, 4,234.48 and 1,067.74 is: 1,601.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.92 : 4,234.48 = 1,067.74 : x
  2. Step 2: Convert to fraction form
    2,822.92/4,234.48 = 1,067.74/x
  3. Step 3: Cross multiply
    2,822.92x = 4,234.48 × 1,067.74
  4. Step 4: Simplify right side
    2,822.92x = 4,521,310.42
  5. Step 5: Solve for x
    x = 4,521,310.42/2,822.92
  6. Step 6: Final answer
    x = 1,601.64

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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.