Home / 2,250.14-3,372.90-1,078.43

Finding the Fourth Proportional to 2,250.14, 3,372.90 and 1,078.43

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Solution

The fourth proportional to 2,250.14, 3,372.90 and 1,078.43 is: 1,616.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250.14 : 3,372.90 = 1,078.43 : x
  2. Step 2: Convert to fraction form
    2,250.14/3,372.90 = 1,078.43/x
  3. Step 3: Cross multiply
    2,250.14x = 3,372.90 × 1,078.43
  4. Step 4: Simplify right side
    2,250.14x = 3,637,436.55
  5. Step 5: Solve for x
    x = 3,637,436.55/2,250.14
  6. Step 6: Final answer
    x = 1,616.54

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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.