Home / 3,829.54-5,735.19-2,660.71

Finding the Fourth Proportional to 3,829.54, 5,735.19 and 2,660.71

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Solution

The fourth proportional to 3,829.54, 5,735.19 and 2,660.71 is: 3,984.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.54 : 5,735.19 = 2,660.71 : x
  2. Step 2: Convert to fraction form
    3,829.54/5,735.19 = 2,660.71/x
  3. Step 3: Cross multiply
    3,829.54x = 5,735.19 × 2,660.71
  4. Step 4: Simplify right side
    3,829.54x = 15,259,677.38
  5. Step 5: Solve for x
    x = 15,259,677.38/3,829.54
  6. Step 6: Final answer
    x = 3,984.73

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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.