Home / 3,829.38-5,739.28-1,635.54

Finding the Fourth Proportional to 3,829.38, 5,739.28 and 1,635.54

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Solution

The fourth proportional to 3,829.38, 5,739.28 and 1,635.54 is: 2,451.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.38 : 5,739.28 = 1,635.54 : x
  2. Step 2: Convert to fraction form
    3,829.38/5,739.28 = 1,635.54/x
  3. Step 3: Cross multiply
    3,829.38x = 5,739.28 × 1,635.54
  4. Step 4: Simplify right side
    3,829.38x = 9,386,822.01
  5. Step 5: Solve for x
    x = 9,386,822.01/3,829.38
  6. Step 6: Final answer
    x = 2,451.26

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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.