Home / 2,249.46-3,372.12-1,519.30

Finding the Fourth Proportional to 2,249.46, 3,372.12 and 1,519.30

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Solution

The fourth proportional to 2,249.46, 3,372.12 and 1,519.30 is: 2,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.46 : 3,372.12 = 1,519.30 : x
  2. Step 2: Convert to fraction form
    2,249.46/3,372.12 = 1,519.30/x
  3. Step 3: Cross multiply
    2,249.46x = 3,372.12 × 1,519.30
  4. Step 4: Simplify right side
    2,249.46x = 5,123,261.92
  5. Step 5: Solve for x
    x = 5,123,261.92/2,249.46
  6. Step 6: Final answer
    x = 2,277.55

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1.5x scale

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.