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Finding the Fourth Proportional to 2,183.76, 3,273.68 and 796.11

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Solution

The fourth proportional to 2,183.76, 3,273.68 and 796.11 is: 1,193.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.76 : 3,273.68 = 796.11 : x
  2. Step 2: Convert to fraction form
    2,183.76/3,273.68 = 796.11/x
  3. Step 3: Cross multiply
    2,183.76x = 3,273.68 × 796.11
  4. Step 4: Simplify right side
    2,183.76x = 2,606,205.40
  5. Step 5: Solve for x
    x = 2,606,205.40/2,183.76
  6. Step 6: Final answer
    x = 1,193.45

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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.