Home / 9,081.68-13,619.76-3,236.96

Finding the Fourth Proportional to 9,081.68, 13,619.76 and 3,236.96

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Solution

The fourth proportional to 9,081.68, 13,619.76 and 3,236.96 is: 4,854.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.68 : 13,619.76 = 3,236.96 : x
  2. Step 2: Convert to fraction form
    9,081.68/13,619.76 = 3,236.96/x
  3. Step 3: Cross multiply
    9,081.68x = 13,619.76 × 3,236.96
  4. Step 4: Simplify right side
    9,081.68x = 44,086,618.33
  5. Step 5: Solve for x
    x = 44,086,618.33/9,081.68
  6. Step 6: Final answer
    x = 4,854.46

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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.