Home / 2,183.29-3,273.85-777.23

Finding the Fourth Proportional to 2,183.29, 3,273.85 and 777.23

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Solution

The fourth proportional to 2,183.29, 3,273.85 and 777.23 is: 1,165.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.29 : 3,273.85 = 777.23 : x
  2. Step 2: Convert to fraction form
    2,183.29/3,273.85 = 777.23/x
  3. Step 3: Cross multiply
    2,183.29x = 3,273.85 × 777.23
  4. Step 4: Simplify right side
    2,183.29x = 2,544,534.44
  5. Step 5: Solve for x
    x = 2,544,534.44/2,183.29
  6. Step 6: Final answer
    x = 1,165.46

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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.