Home / 7,850.92-11,766.66-3,685.54

Finding the Fourth Proportional to 7,850.92, 11,766.66 and 3,685.54

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Solution

The fourth proportional to 7,850.92, 11,766.66 and 3,685.54 is: 5,523.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850.92 : 11,766.66 = 3,685.54 : x
  2. Step 2: Convert to fraction form
    7,850.92/11,766.66 = 3,685.54/x
  3. Step 3: Cross multiply
    7,850.92x = 11,766.66 × 3,685.54
  4. Step 4: Simplify right side
    7,850.92x = 43,366,496.10
  5. Step 5: Solve for x
    x = 43,366,496.10/7,850.92
  6. Step 6: Final answer
    x = 5,523.75

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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.