Home / 3,829.62-5,736.33-2,185.32

Finding the Fourth Proportional to 3,829.62, 5,736.33 and 2,185.32

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Solution

The fourth proportional to 3,829.62, 5,736.33 and 2,185.32 is: 3,273.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.62 : 5,736.33 = 2,185.32 : x
  2. Step 2: Convert to fraction form
    3,829.62/5,736.33 = 2,185.32/x
  3. Step 3: Cross multiply
    3,829.62x = 5,736.33 × 2,185.32
  4. Step 4: Simplify right side
    3,829.62x = 12,535,716.68
  5. Step 5: Solve for x
    x = 12,535,716.68/3,829.62
  6. Step 6: Final answer
    x = 3,273.36

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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.