Home / 10,273.92-15,412.78-3,255.70

Finding the Fourth Proportional to 10,273.92, 15,412.78 and 3,255.70

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Solution

The fourth proportional to 10,273.92, 15,412.78 and 3,255.70 is: 4,884.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273.92 : 15,412.78 = 3,255.70 : x
  2. Step 2: Convert to fraction form
    10,273.92/15,412.78 = 3,255.70/x
  3. Step 3: Cross multiply
    10,273.92x = 15,412.78 × 3,255.70
  4. Step 4: Simplify right side
    10,273.92x = 50,179,387.85
  5. Step 5: Solve for x
    x = 50,179,387.85/10,273.92
  6. Step 6: Final answer
    x = 4,884.15

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1.5x scale

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.