Home / 4,128.73-6,183-3,728.92

Finding the Fourth Proportional to 4,128.73, 6,183 and 3,728.92

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Solution

The fourth proportional to 4,128.73, 6,183 and 3,728.92 is: 5,584.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128.73 : 6,183 = 3,728.92 : x
  2. Step 2: Convert to fraction form
    4,128.73/6,183 = 3,728.92/x
  3. Step 3: Cross multiply
    4,128.73x = 6,183 × 3,728.92
  4. Step 4: Simplify right side
    4,128.73x = 23,055,912.36
  5. Step 5: Solve for x
    x = 23,055,912.36/4,128.73
  6. Step 6: Final answer
    x = 5,584.26

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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.