Home / 3,961.88-5,466.91-2,193.24

Finding the Fourth Proportional to 3,961.88, 5,466.91 and 2,193.24

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Solution

The fourth proportional to 3,961.88, 5,466.91 and 2,193.24 is: 3,026.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.88 : 5,466.91 = 2,193.24 : x
  2. Step 2: Convert to fraction form
    3,961.88/5,466.91 = 2,193.24/x
  3. Step 3: Cross multiply
    3,961.88x = 5,466.91 × 2,193.24
  4. Step 4: Simplify right side
    3,961.88x = 11,990,245.69
  5. Step 5: Solve for x
    x = 11,990,245.69/3,961.88
  6. Step 6: Final answer
    x = 3,026.40

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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.