Home / 3,299.36-4,968.62-2,871.68

Finding the Fourth Proportional to 3,299.36, 4,968.62 and 2,871.68

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Solution

The fourth proportional to 3,299.36, 4,968.62 and 2,871.68 is: 4,324.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.36 : 4,968.62 = 2,871.68 : x
  2. Step 2: Convert to fraction form
    3,299.36/4,968.62 = 2,871.68/x
  3. Step 3: Cross multiply
    3,299.36x = 4,968.62 × 2,871.68
  4. Step 4: Simplify right side
    3,299.36x = 14,268,286.68
  5. Step 5: Solve for x
    x = 14,268,286.68/3,299.36
  6. Step 6: Final answer
    x = 4,324.56

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.