Home / 3,229.84-4,847.64-2,256.72

Finding the Fourth Proportional to 3,229.84, 4,847.64 and 2,256.72

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Solution

The fourth proportional to 3,229.84, 4,847.64 and 2,256.72 is: 3,387.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.84 : 4,847.64 = 2,256.72 : x
  2. Step 2: Convert to fraction form
    3,229.84/4,847.64 = 2,256.72/x
  3. Step 3: Cross multiply
    3,229.84x = 4,847.64 × 2,256.72
  4. Step 4: Simplify right side
    3,229.84x = 10,939,766.14
  5. Step 5: Solve for x
    x = 10,939,766.14/3,229.84
  6. Step 6: Final answer
    x = 3,387.09

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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.