Home / 9,112.62-13,671.97-3,269.69

Finding the Fourth Proportional to 9,112.62, 13,671.97 and 3,269.69

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Solution

The fourth proportional to 9,112.62, 13,671.97 and 3,269.69 is: 4,905.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112.62 : 13,671.97 = 3,269.69 : x
  2. Step 2: Convert to fraction form
    9,112.62/13,671.97 = 3,269.69/x
  3. Step 3: Cross multiply
    9,112.62x = 13,671.97 × 3,269.69
  4. Step 4: Simplify right side
    9,112.62x = 44,703,103.59
  5. Step 5: Solve for x
    x = 44,703,103.59/9,112.62
  6. Step 6: Final answer
    x = 4,905.63

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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.