Home / 3,982.48-5,969.82-2,228.34

Finding the Fourth Proportional to 3,982.48, 5,969.82 and 2,228.34

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Solution

The fourth proportional to 3,982.48, 5,969.82 and 2,228.34 is: 3,340.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.48 : 5,969.82 = 2,228.34 : x
  2. Step 2: Convert to fraction form
    3,982.48/5,969.82 = 2,228.34/x
  3. Step 3: Cross multiply
    3,982.48x = 5,969.82 × 2,228.34
  4. Step 4: Simplify right side
    3,982.48x = 13,302,788.70
  5. Step 5: Solve for x
    x = 13,302,788.70/3,982.48
  6. Step 6: Final answer
    x = 3,340.33

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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.