Home / 9,116.75-13,680.60-3,273.82

Finding the Fourth Proportional to 9,116.75, 13,680.60 and 3,273.82

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Solution

The fourth proportional to 9,116.75, 13,680.60 and 3,273.82 is: 4,912.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116.75 : 13,680.60 = 3,273.82 : x
  2. Step 2: Convert to fraction form
    9,116.75/13,680.60 = 3,273.82/x
  3. Step 3: Cross multiply
    9,116.75x = 13,680.60 × 3,273.82
  4. Step 4: Simplify right side
    9,116.75x = 44,787,775.41
  5. Step 5: Solve for x
    x = 44,787,775.41/9,116.75
  6. Step 6: Final answer
    x = 4,912.69

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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.