Home / 3,961.48-5,466.72-2,193.04

Finding the Fourth Proportional to 3,961.48, 5,466.72 and 2,193.04

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Solution

The fourth proportional to 3,961.48, 5,466.72 and 2,193.04 is: 3,026.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.48 : 5,466.72 = 2,193.04 : x
  2. Step 2: Convert to fraction form
    3,961.48/5,466.72 = 2,193.04/x
  3. Step 3: Cross multiply
    3,961.48x = 5,466.72 × 2,193.04
  4. Step 4: Simplify right side
    3,961.48x = 11,988,735.63
  5. Step 5: Solve for x
    x = 11,988,735.63/3,961.48
  6. Step 6: Final answer
    x = 3,026.33

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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.