Home / 2,236.66-3,086.54-1,241.89

Finding the Fourth Proportional to 2,236.66, 3,086.54 and 1,241.89

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Solution

The fourth proportional to 2,236.66, 3,086.54 and 1,241.89 is: 1,713.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.66 : 3,086.54 = 1,241.89 : x
  2. Step 2: Convert to fraction form
    2,236.66/3,086.54 = 1,241.89/x
  3. Step 3: Cross multiply
    2,236.66x = 3,086.54 × 1,241.89
  4. Step 4: Simplify right side
    2,236.66x = 3,833,127.73
  5. Step 5: Solve for x
    x = 3,833,127.73/2,236.66
  6. Step 6: Final answer
    x = 1,713.78

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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.