Home / 6,393.29-9,581.86-2,879.56

Finding the Fourth Proportional to 6,393.29, 9,581.86 and 2,879.56

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Solution

The fourth proportional to 6,393.29, 9,581.86 and 2,879.56 is: 4,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,393.29 : 9,581.86 = 2,879.56 : x
  2. Step 2: Convert to fraction form
    6,393.29/9,581.86 = 2,879.56/x
  3. Step 3: Cross multiply
    6,393.29x = 9,581.86 × 2,879.56
  4. Step 4: Simplify right side
    6,393.29x = 27,591,540.78
  5. Step 5: Solve for x
    x = 27,591,540.78/6,393.29
  6. Step 6: Final answer
    x = 4,315.70

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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.