Home / 3,961.10-5,466.09-2,192.60

Finding the Fourth Proportional to 3,961.10, 5,466.09 and 2,192.60

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Solution

The fourth proportional to 3,961.10, 5,466.09 and 2,192.60 is: 3,025.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.10 : 5,466.09 = 2,192.60 : x
  2. Step 2: Convert to fraction form
    3,961.10/5,466.09 = 2,192.60/x
  3. Step 3: Cross multiply
    3,961.10x = 5,466.09 × 2,192.60
  4. Step 4: Simplify right side
    3,961.10x = 11,984,921.60
  5. Step 5: Solve for x
    x = 11,984,921.60/3,961.10
  6. Step 6: Final answer
    x = 3,025.66

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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.