Home / 3,229.89-4,843.75-1,038.09

Finding the Fourth Proportional to 3,229.89, 4,843.75 and 1,038.09

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Solution

The fourth proportional to 3,229.89, 4,843.75 and 1,038.09 is: 1,556.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.89 : 4,843.75 = 1,038.09 : x
  2. Step 2: Convert to fraction form
    3,229.89/4,843.75 = 1,038.09/x
  3. Step 3: Cross multiply
    3,229.89x = 4,843.75 × 1,038.09
  4. Step 4: Simplify right side
    3,229.89x = 5,028,248.44
  5. Step 5: Solve for x
    x = 5,028,248.44/3,229.89
  6. Step 6: Final answer
    x = 1,556.79

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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.