Home / 5,170.65-7,734.09-3,508.53

Finding the Fourth Proportional to 5,170.65, 7,734.09 and 3,508.53

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Solution

The fourth proportional to 5,170.65, 7,734.09 and 3,508.53 is: 5,247.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.65 : 7,734.09 = 3,508.53 : x
  2. Step 2: Convert to fraction form
    5,170.65/7,734.09 = 3,508.53/x
  3. Step 3: Cross multiply
    5,170.65x = 7,734.09 × 3,508.53
  4. Step 4: Simplify right side
    5,170.65x = 27,135,286.79
  5. Step 5: Solve for x
    x = 27,135,286.79/5,170.65
  6. Step 6: Final answer
    x = 5,247.94

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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.