Home / 3,961.03-5,466.27-2,192.80

Finding the Fourth Proportional to 3,961.03, 5,466.27 and 2,192.80

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Solution

The fourth proportional to 3,961.03, 5,466.27 and 2,192.80 is: 3,026.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.03 : 5,466.27 = 2,192.80 : x
  2. Step 2: Convert to fraction form
    3,961.03/5,466.27 = 2,192.80/x
  3. Step 3: Cross multiply
    3,961.03x = 5,466.27 × 2,192.80
  4. Step 4: Simplify right side
    3,961.03x = 11,986,436.86
  5. Step 5: Solve for x
    x = 11,986,436.86/3,961.03
  6. Step 6: Final answer
    x = 3,026.09

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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.