Home / 2,919.53-4,028.91-1,593.22

Finding the Fourth Proportional to 2,919.53, 4,028.91 and 1,593.22

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Solution

The fourth proportional to 2,919.53, 4,028.91 and 1,593.22 is: 2,198.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919.53 : 4,028.91 = 1,593.22 : x
  2. Step 2: Convert to fraction form
    2,919.53/4,028.91 = 1,593.22/x
  3. Step 3: Cross multiply
    2,919.53x = 4,028.91 × 1,593.22
  4. Step 4: Simplify right side
    2,919.53x = 6,418,933.90
  5. Step 5: Solve for x
    x = 6,418,933.90/2,919.53
  6. Step 6: Final answer
    x = 2,198.62

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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.