Home / 2,919.72-4,029.24-1,593.44

Finding the Fourth Proportional to 2,919.72, 4,029.24 and 1,593.44

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Solution

The fourth proportional to 2,919.72, 4,029.24 and 1,593.44 is: 2,198.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919.72 : 4,029.24 = 1,593.44 : x
  2. Step 2: Convert to fraction form
    2,919.72/4,029.24 = 1,593.44/x
  3. Step 3: Cross multiply
    2,919.72x = 4,029.24 × 1,593.44
  4. Step 4: Simplify right side
    2,919.72x = 6,420,332.04
  5. Step 5: Solve for x
    x = 6,420,332.04/2,919.72
  6. Step 6: Final answer
    x = 2,198.95

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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.