Home / 3,100.44-4,648.86-1,250.04

Finding the Fourth Proportional to 3,100.44, 4,648.86 and 1,250.04

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Solution

The fourth proportional to 3,100.44, 4,648.86 and 1,250.04 is: 1,874.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.44 : 4,648.86 = 1,250.04 : x
  2. Step 2: Convert to fraction form
    3,100.44/4,648.86 = 1,250.04/x
  3. Step 3: Cross multiply
    3,100.44x = 4,648.86 × 1,250.04
  4. Step 4: Simplify right side
    3,100.44x = 5,811,260.95
  5. Step 5: Solve for x
    x = 5,811,260.95/3,100.44
  6. Step 6: Final answer
    x = 1,874.33

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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.