Home / 3,299.11-4,952.09-2,211.08

Finding the Fourth Proportional to 3,299.11, 4,952.09 and 2,211.08

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Solution

The fourth proportional to 3,299.11, 4,952.09 and 2,211.08 is: 3,318.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.11 : 4,952.09 = 2,211.08 : x
  2. Step 2: Convert to fraction form
    3,299.11/4,952.09 = 2,211.08/x
  3. Step 3: Cross multiply
    3,299.11x = 4,952.09 × 2,211.08
  4. Step 4: Simplify right side
    3,299.11x = 10,949,463.34
  5. Step 5: Solve for x
    x = 10,949,463.34/3,299.11
  6. Step 6: Final answer
    x = 3,318.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.