Home / 9,126.86-13,684.22-3,282.71

Finding the Fourth Proportional to 9,126.86, 13,684.22 and 3,282.71

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Solution

The fourth proportional to 9,126.86, 13,684.22 and 3,282.71 is: 4,921.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126.86 : 13,684.22 = 3,282.71 : x
  2. Step 2: Convert to fraction form
    9,126.86/13,684.22 = 3,282.71/x
  3. Step 3: Cross multiply
    9,126.86x = 13,684.22 × 3,282.71
  4. Step 4: Simplify right side
    9,126.86x = 44,921,241.00
  5. Step 5: Solve for x
    x = 44,921,241.00/9,126.86
  6. Step 6: Final answer
    x = 4,921.88

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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.