Home / 3,793.44-5,234.98-2,221.58

Finding the Fourth Proportional to 3,793.44, 5,234.98 and 2,221.58

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Solution

The fourth proportional to 3,793.44, 5,234.98 and 2,221.58 is: 3,065.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,793.44 : 5,234.98 = 2,221.58 : x
  2. Step 2: Convert to fraction form
    3,793.44/5,234.98 = 2,221.58/x
  3. Step 3: Cross multiply
    3,793.44x = 5,234.98 × 2,221.58
  4. Step 4: Simplify right side
    3,793.44x = 11,629,926.87
  5. Step 5: Solve for x
    x = 11,629,926.87/3,793.44
  6. Step 6: Final answer
    x = 3,065.80

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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.