Home / 3,201.21-4,801.91-1,352.38

Finding the Fourth Proportional to 3,201.21, 4,801.91 and 1,352.38

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Solution

The fourth proportional to 3,201.21, 4,801.91 and 1,352.38 is: 2,028.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.21 : 4,801.91 = 1,352.38 : x
  2. Step 2: Convert to fraction form
    3,201.21/4,801.91 = 1,352.38/x
  3. Step 3: Cross multiply
    3,201.21x = 4,801.91 × 1,352.38
  4. Step 4: Simplify right side
    3,201.21x = 6,494,007.05
  5. Step 5: Solve for x
    x = 6,494,007.05/3,201.21
  6. Step 6: Final answer
    x = 2,028.61

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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.