Home / 3,961.19-5,466.36-2,192.81

Finding the Fourth Proportional to 3,961.19, 5,466.36 and 2,192.81

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Solution

The fourth proportional to 3,961.19, 5,466.36 and 2,192.81 is: 3,026.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.19 : 5,466.36 = 2,192.81 : x
  2. Step 2: Convert to fraction form
    3,961.19/5,466.36 = 2,192.81/x
  3. Step 3: Cross multiply
    3,961.19x = 5,466.36 × 2,192.81
  4. Step 4: Simplify right side
    3,961.19x = 11,986,663.60
  5. Step 5: Solve for x
    x = 11,986,663.60/3,961.19
  6. Step 6: Final answer
    x = 3,026.03

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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.