Home / 6,984.25-10,469.39-3,865.66

Finding the Fourth Proportional to 6,984.25, 10,469.39 and 3,865.66

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Solution

The fourth proportional to 6,984.25, 10,469.39 and 3,865.66 is: 5,794.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984.25 : 10,469.39 = 3,865.66 : x
  2. Step 2: Convert to fraction form
    6,984.25/10,469.39 = 3,865.66/x
  3. Step 3: Cross multiply
    6,984.25x = 10,469.39 × 3,865.66
  4. Step 4: Simplify right side
    6,984.25x = 40,471,056.65
  5. Step 5: Solve for x
    x = 40,471,056.65/6,984.25
  6. Step 6: Final answer
    x = 5,794.62

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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.