Home / 2,245.56-3,098.87-1,250.85

Finding the Fourth Proportional to 2,245.56, 3,098.87 and 1,250.85

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Solution

The fourth proportional to 2,245.56, 3,098.87 and 1,250.85 is: 1,726.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.56 : 3,098.87 = 1,250.85 : x
  2. Step 2: Convert to fraction form
    2,245.56/3,098.87 = 1,250.85/x
  3. Step 3: Cross multiply
    2,245.56x = 3,098.87 × 1,250.85
  4. Step 4: Simplify right side
    2,245.56x = 3,876,215.29
  5. Step 5: Solve for x
    x = 3,876,215.29/2,245.56
  6. Step 6: Final answer
    x = 1,726.17

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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.