Home / 2,799.62-4,198.68-1,335.86

Finding the Fourth Proportional to 2,799.62, 4,198.68 and 1,335.86

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Solution

The fourth proportional to 2,799.62, 4,198.68 and 1,335.86 is: 2,003.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.62 : 4,198.68 = 1,335.86 : x
  2. Step 2: Convert to fraction form
    2,799.62/4,198.68 = 1,335.86/x
  3. Step 3: Cross multiply
    2,799.62x = 4,198.68 × 1,335.86
  4. Step 4: Simplify right side
    2,799.62x = 5,608,848.66
  5. Step 5: Solve for x
    x = 5,608,848.66/2,799.62
  6. Step 6: Final answer
    x = 2,003.43

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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.