Home / 9,680.94-13,359.84-5,647.66

Finding the Fourth Proportional to 9,680.94, 13,359.84 and 5,647.66

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Solution

The fourth proportional to 9,680.94, 13,359.84 and 5,647.66 is: 7,793.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680.94 : 13,359.84 = 5,647.66 : x
  2. Step 2: Convert to fraction form
    9,680.94/13,359.84 = 5,647.66/x
  3. Step 3: Cross multiply
    9,680.94x = 13,359.84 × 5,647.66
  4. Step 4: Simplify right side
    9,680.94x = 75,451,833.97
  5. Step 5: Solve for x
    x = 75,451,833.97/9,680.94
  6. Step 6: Final answer
    x = 7,793.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.