Home / 3,961.15-5,466.42-2,192.92

Finding the Fourth Proportional to 3,961.15, 5,466.42 and 2,192.92

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Solution

The fourth proportional to 3,961.15, 5,466.42 and 2,192.92 is: 3,026.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.15 : 5,466.42 = 2,192.92 : x
  2. Step 2: Convert to fraction form
    3,961.15/5,466.42 = 2,192.92/x
  3. Step 3: Cross multiply
    3,961.15x = 5,466.42 × 2,192.92
  4. Step 4: Simplify right side
    3,961.15x = 11,987,408.08
  5. Step 5: Solve for x
    x = 11,987,408.08/3,961.15
  6. Step 6: Final answer
    x = 3,026.25

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1.5x scale

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.