Home / 7,065.28-10,608.32-3,951.38

Finding the Fourth Proportional to 7,065.28, 10,608.32 and 3,951.38

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Solution

The fourth proportional to 7,065.28, 10,608.32 and 3,951.38 is: 5,932.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,065.28 : 10,608.32 = 3,951.38 : x
  2. Step 2: Convert to fraction form
    7,065.28/10,608.32 = 3,951.38/x
  3. Step 3: Cross multiply
    7,065.28x = 10,608.32 × 3,951.38
  4. Step 4: Simplify right side
    7,065.28x = 41,917,517.65
  5. Step 5: Solve for x
    x = 41,917,517.65/7,065.28
  6. Step 6: Final answer
    x = 5,932.89

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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.