Home / 9,321.26-13,983.24-3,081.92

Finding the Fourth Proportional to 9,321.26, 13,983.24 and 3,081.92

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Solution

The fourth proportional to 9,321.26, 13,983.24 and 3,081.92 is: 4,623.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,321.26 : 13,983.24 = 3,081.92 : x
  2. Step 2: Convert to fraction form
    9,321.26/13,983.24 = 3,081.92/x
  3. Step 3: Cross multiply
    9,321.26x = 13,983.24 × 3,081.92
  4. Step 4: Simplify right side
    9,321.26x = 43,095,227.02
  5. Step 5: Solve for x
    x = 43,095,227.02/9,321.26
  6. Step 6: Final answer
    x = 4,623.33

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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.