Home / 5,227.68-7,843.32-2,629.92

Finding the Fourth Proportional to 5,227.68, 7,843.32 and 2,629.92

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Solution

The fourth proportional to 5,227.68, 7,843.32 and 2,629.92 is: 3,945.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227.68 : 7,843.32 = 2,629.92 : x
  2. Step 2: Convert to fraction form
    5,227.68/7,843.32 = 2,629.92/x
  3. Step 3: Cross multiply
    5,227.68x = 7,843.32 × 2,629.92
  4. Step 4: Simplify right side
    5,227.68x = 20,627,304.13
  5. Step 5: Solve for x
    x = 20,627,304.13/5,227.68
  6. Step 6: Final answer
    x = 3,945.79

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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.