Home / 3,469.92-4,791.99-2,211.54

Finding the Fourth Proportional to 3,469.92, 4,791.99 and 2,211.54

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Solution

The fourth proportional to 3,469.92, 4,791.99 and 2,211.54 is: 3,054.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.92 : 4,791.99 = 2,211.54 : x
  2. Step 2: Convert to fraction form
    3,469.92/4,791.99 = 2,211.54/x
  3. Step 3: Cross multiply
    3,469.92x = 4,791.99 × 2,211.54
  4. Step 4: Simplify right side
    3,469.92x = 10,597,677.56
  5. Step 5: Solve for x
    x = 10,597,677.56/3,469.92
  6. Step 6: Final answer
    x = 3,054.16

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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.