Home / 3,393.29-5,079.09-2,213.86

Finding the Fourth Proportional to 3,393.29, 5,079.09 and 2,213.86

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Solution

The fourth proportional to 3,393.29, 5,079.09 and 2,213.86 is: 3,313.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.29 : 5,079.09 = 2,213.86 : x
  2. Step 2: Convert to fraction form
    3,393.29/5,079.09 = 2,213.86/x
  3. Step 3: Cross multiply
    3,393.29x = 5,079.09 × 2,213.86
  4. Step 4: Simplify right side
    3,393.29x = 11,244,394.19
  5. Step 5: Solve for x
    x = 11,244,394.19/3,393.29
  6. Step 6: Final answer
    x = 3,313.71

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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.