Home / 3,794.43-5,236.34-2,115.95

Finding the Fourth Proportional to 3,794.43, 5,236.34 and 2,115.95

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Solution

The fourth proportional to 3,794.43, 5,236.34 and 2,115.95 is: 2,920.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,794.43 : 5,236.34 = 2,115.95 : x
  2. Step 2: Convert to fraction form
    3,794.43/5,236.34 = 2,115.95/x
  3. Step 3: Cross multiply
    3,794.43x = 5,236.34 × 2,115.95
  4. Step 4: Simplify right side
    3,794.43x = 11,079,833.62
  5. Step 5: Solve for x
    x = 11,079,833.62/3,794.43
  6. Step 6: Final answer
    x = 2,920.03

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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.