Home / 5,268.27-7,272.54-3,144.54

Finding the Fourth Proportional to 5,268.27, 7,272.54 and 3,144.54

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Solution

The fourth proportional to 5,268.27, 7,272.54 and 3,144.54 is: 4,340.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.27 : 7,272.54 = 3,144.54 : x
  2. Step 2: Convert to fraction form
    5,268.27/7,272.54 = 3,144.54/x
  3. Step 3: Cross multiply
    5,268.27x = 7,272.54 × 3,144.54
  4. Step 4: Simplify right side
    5,268.27x = 22,868,792.93
  5. Step 5: Solve for x
    x = 22,868,792.93/5,268.27
  6. Step 6: Final answer
    x = 4,340.85

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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.