Home / 3,910.70-5,862.11-2,450.88

Finding the Fourth Proportional to 3,910.70, 5,862.11 and 2,450.88

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Solution

The fourth proportional to 3,910.70, 5,862.11 and 2,450.88 is: 3,673.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.70 : 5,862.11 = 2,450.88 : x
  2. Step 2: Convert to fraction form
    3,910.70/5,862.11 = 2,450.88/x
  3. Step 3: Cross multiply
    3,910.70x = 5,862.11 × 2,450.88
  4. Step 4: Simplify right side
    3,910.70x = 14,367,315.90
  5. Step 5: Solve for x
    x = 14,367,315.90/3,910.70
  6. Step 6: Final answer
    x = 3,673.85

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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.