Home / 2,245.41-3,098.85-1,250.88

Finding the Fourth Proportional to 2,245.41, 3,098.85 and 1,250.88

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Solution

The fourth proportional to 2,245.41, 3,098.85 and 1,250.88 is: 1,726.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.41 : 3,098.85 = 1,250.88 : x
  2. Step 2: Convert to fraction form
    2,245.41/3,098.85 = 1,250.88/x
  3. Step 3: Cross multiply
    2,245.41x = 3,098.85 × 1,250.88
  4. Step 4: Simplify right side
    2,245.41x = 3,876,289.49
  5. Step 5: Solve for x
    x = 3,876,289.49/2,245.41
  6. Step 6: Final answer
    x = 1,726.32

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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.