Home / 3,982.42-5,495.97-2,410.66

Finding the Fourth Proportional to 3,982.42, 5,495.97 and 2,410.66

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Solution

The fourth proportional to 3,982.42, 5,495.97 and 2,410.66 is: 3,326.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.42 : 5,495.97 = 2,410.66 : x
  2. Step 2: Convert to fraction form
    3,982.42/5,495.97 = 2,410.66/x
  3. Step 3: Cross multiply
    3,982.42x = 5,495.97 × 2,410.66
  4. Step 4: Simplify right side
    3,982.42x = 13,248,915.04
  5. Step 5: Solve for x
    x = 13,248,915.04/3,982.42
  6. Step 6: Final answer
    x = 3,326.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.