Home / 3,494-4,822.56-2,236.96

Finding the Fourth Proportional to 3,494, 4,822.56 and 2,236.96

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Solution

The fourth proportional to 3,494, 4,822.56 and 2,236.96 is: 3,087.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494 : 4,822.56 = 2,236.96 : x
  2. Step 2: Convert to fraction form
    3,494/4,822.56 = 2,236.96/x
  3. Step 3: Cross multiply
    3,494x = 4,822.56 × 2,236.96
  4. Step 4: Simplify right side
    3,494x = 10,787,873.82
  5. Step 5: Solve for x
    x = 10,787,873.82/3,494
  6. Step 6: Final answer
    x = 3,087.54

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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.