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Finding the Fourth Proportional to 3,884.49, 5,826.87 and 1,544.94

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Solution

The fourth proportional to 3,884.49, 5,826.87 and 1,544.94 is: 2,317.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884.49 : 5,826.87 = 1,544.94 : x
  2. Step 2: Convert to fraction form
    3,884.49/5,826.87 = 1,544.94/x
  3. Step 3: Cross multiply
    3,884.49x = 5,826.87 × 1,544.94
  4. Step 4: Simplify right side
    3,884.49x = 9,002,164.54
  5. Step 5: Solve for x
    x = 9,002,164.54/3,884.49
  6. Step 6: Final answer
    x = 2,317.46

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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.