Home / 5,299.27-7,949.63-1,836.79

Finding the Fourth Proportional to 5,299.27, 7,949.63 and 1,836.79

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Solution

The fourth proportional to 5,299.27, 7,949.63 and 1,836.79 is: 2,755.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299.27 : 7,949.63 = 1,836.79 : x
  2. Step 2: Convert to fraction form
    5,299.27/7,949.63 = 1,836.79/x
  3. Step 3: Cross multiply
    5,299.27x = 7,949.63 × 1,836.79
  4. Step 4: Simplify right side
    5,299.27x = 14,601,791.70
  5. Step 5: Solve for x
    x = 14,601,791.70/5,299.27
  6. Step 6: Final answer
    x = 2,755.43

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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.