Home / 2,919.52-4,028.92-1,593.24

Finding the Fourth Proportional to 2,919.52, 4,028.92 and 1,593.24

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Solution

The fourth proportional to 2,919.52, 4,028.92 and 1,593.24 is: 2,198.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919.52 : 4,028.92 = 1,593.24 : x
  2. Step 2: Convert to fraction form
    2,919.52/4,028.92 = 1,593.24/x
  3. Step 3: Cross multiply
    2,919.52x = 4,028.92 × 1,593.24
  4. Step 4: Simplify right side
    2,919.52x = 6,419,036.50
  5. Step 5: Solve for x
    x = 6,419,036.50/2,919.52
  6. Step 6: Final answer
    x = 2,198.66

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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.