Home / 3,200.34-4,801.32-1,351.92

Finding the Fourth Proportional to 3,200.34, 4,801.32 and 1,351.92

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Solution

The fourth proportional to 3,200.34, 4,801.32 and 1,351.92 is: 2,028.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.34 : 4,801.32 = 1,351.92 : x
  2. Step 2: Convert to fraction form
    3,200.34/4,801.32 = 1,351.92/x
  3. Step 3: Cross multiply
    3,200.34x = 4,801.32 × 1,351.92
  4. Step 4: Simplify right side
    3,200.34x = 6,491,000.53
  5. Step 5: Solve for x
    x = 6,491,000.53/3,200.34
  6. Step 6: Final answer
    x = 2,028.22

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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.