Home / 3,571.12-4,922.97-2,450.30

Finding the Fourth Proportional to 3,571.12, 4,922.97 and 2,450.30

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Solution

The fourth proportional to 3,571.12, 4,922.97 and 2,450.30 is: 3,377.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.12 : 4,922.97 = 2,450.30 : x
  2. Step 2: Convert to fraction form
    3,571.12/4,922.97 = 2,450.30/x
  3. Step 3: Cross multiply
    3,571.12x = 4,922.97 × 2,450.30
  4. Step 4: Simplify right side
    3,571.12x = 12,062,753.39
  5. Step 5: Solve for x
    x = 12,062,753.39/3,571.12
  6. Step 6: Final answer
    x = 3,377.87

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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.