Home / 7,983.33-11,972.12-3,366.69

Finding the Fourth Proportional to 7,983.33, 11,972.12 and 3,366.69

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Solution

The fourth proportional to 7,983.33, 11,972.12 and 3,366.69 is: 5,048.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.33 : 11,972.12 = 3,366.69 : x
  2. Step 2: Convert to fraction form
    7,983.33/11,972.12 = 3,366.69/x
  3. Step 3: Cross multiply
    7,983.33x = 11,972.12 × 3,366.69
  4. Step 4: Simplify right side
    7,983.33x = 40,306,399.85
  5. Step 5: Solve for x
    x = 40,306,399.85/7,983.33
  6. Step 6: Final answer
    x = 5,048.82

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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.