Home / 3,793.38-5,236.32-2,221.98

Finding the Fourth Proportional to 3,793.38, 5,236.32 and 2,221.98

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Solution

The fourth proportional to 3,793.38, 5,236.32 and 2,221.98 is: 3,067.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,793.38 : 5,236.32 = 2,221.98 : x
  2. Step 2: Convert to fraction form
    3,793.38/5,236.32 = 2,221.98/x
  3. Step 3: Cross multiply
    3,793.38x = 5,236.32 × 2,221.98
  4. Step 4: Simplify right side
    3,793.38x = 11,634,998.31
  5. Step 5: Solve for x
    x = 11,634,998.31/3,793.38
  6. Step 6: Final answer
    x = 3,067.19

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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.