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Finding the Fourth Proportional to 5,321.52, 7,976.81 and 2,033.73

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Solution

The fourth proportional to 5,321.52, 7,976.81 and 2,033.73 is: 3,048.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321.52 : 7,976.81 = 2,033.73 : x
  2. Step 2: Convert to fraction form
    5,321.52/7,976.81 = 2,033.73/x
  3. Step 3: Cross multiply
    5,321.52x = 7,976.81 × 2,033.73
  4. Step 4: Simplify right side
    5,321.52x = 16,222,682.89
  5. Step 5: Solve for x
    x = 16,222,682.89/5,321.52
  6. Step 6: Final answer
    x = 3,048.51

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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.