Home / 2,249.56-3,104.38-1,254.85

Finding the Fourth Proportional to 2,249.56, 3,104.38 and 1,254.85

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Solution

The fourth proportional to 2,249.56, 3,104.38 and 1,254.85 is: 1,731.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.56 : 3,104.38 = 1,254.85 : x
  2. Step 2: Convert to fraction form
    2,249.56/3,104.38 = 1,254.85/x
  3. Step 3: Cross multiply
    2,249.56x = 3,104.38 × 1,254.85
  4. Step 4: Simplify right side
    2,249.56x = 3,895,531.24
  5. Step 5: Solve for x
    x = 3,895,531.24/2,249.56
  6. Step 6: Final answer
    x = 1,731.69

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1.5x scale

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.