Home / 5,321.49-7,981.92-2,033.09

Finding the Fourth Proportional to 5,321.49, 7,981.92 and 2,033.09

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Solution

The fourth proportional to 5,321.49, 7,981.92 and 2,033.09 is: 3,049.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321.49 : 7,981.92 = 2,033.09 : x
  2. Step 2: Convert to fraction form
    5,321.49/7,981.92 = 2,033.09/x
  3. Step 3: Cross multiply
    5,321.49x = 7,981.92 × 2,033.09
  4. Step 4: Simplify right side
    5,321.49x = 16,227,961.73
  5. Step 5: Solve for x
    x = 16,227,961.73/5,321.49
  6. Step 6: Final answer
    x = 3,049.51

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1.5x scale

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.