Home / 3,483.28-5,211.82-2,144.43

Finding the Fourth Proportional to 3,483.28, 5,211.82 and 2,144.43

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Solution

The fourth proportional to 3,483.28, 5,211.82 and 2,144.43 is: 3,208.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483.28 : 5,211.82 = 2,144.43 : x
  2. Step 2: Convert to fraction form
    3,483.28/5,211.82 = 2,144.43/x
  3. Step 3: Cross multiply
    3,483.28x = 5,211.82 × 2,144.43
  4. Step 4: Simplify right side
    3,483.28x = 11,176,383.16
  5. Step 5: Solve for x
    x = 11,176,383.16/3,483.28
  6. Step 6: Final answer
    x = 3,208.58

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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.