Home / 3,961.08-5,466.24-2,192.70

Finding the Fourth Proportional to 3,961.08, 5,466.24 and 2,192.70

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Solution

The fourth proportional to 3,961.08, 5,466.24 and 2,192.70 is: 3,025.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.08 : 5,466.24 = 2,192.70 : x
  2. Step 2: Convert to fraction form
    3,961.08/5,466.24 = 2,192.70/x
  3. Step 3: Cross multiply
    3,961.08x = 5,466.24 × 2,192.70
  4. Step 4: Simplify right side
    3,961.08x = 11,985,824.45
  5. Step 5: Solve for x
    x = 11,985,824.45/3,961.08
  6. Step 6: Final answer
    x = 3,025.90

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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.