Home / 3,144.87-4,329.99-2,396.43

Finding the Fourth Proportional to 3,144.87, 4,329.99 and 2,396.43

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Solution

The fourth proportional to 3,144.87, 4,329.99 and 2,396.43 is: 3,299.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.87 : 4,329.99 = 2,396.43 : x
  2. Step 2: Convert to fraction form
    3,144.87/4,329.99 = 2,396.43/x
  3. Step 3: Cross multiply
    3,144.87x = 4,329.99 × 2,396.43
  4. Step 4: Simplify right side
    3,144.87x = 10,376,517.94
  5. Step 5: Solve for x
    x = 10,376,517.94/3,144.87
  6. Step 6: Final answer
    x = 3,299.51

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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.