Home / 5,469.12-7,546.91-3,231.09

Finding the Fourth Proportional to 5,469.12, 7,546.91 and 3,231.09

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Solution

The fourth proportional to 5,469.12, 7,546.91 and 3,231.09 is: 4,458.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469.12 : 7,546.91 = 3,231.09 : x
  2. Step 2: Convert to fraction form
    5,469.12/7,546.91 = 3,231.09/x
  3. Step 3: Cross multiply
    5,469.12x = 7,546.91 × 3,231.09
  4. Step 4: Simplify right side
    5,469.12x = 24,384,729.28
  5. Step 5: Solve for x
    x = 24,384,729.28/5,469.12
  6. Step 6: Final answer
    x = 4,458.62

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1.5x scale

Why These Related Problems?

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