Home / 2,183.17-3,275.63-796.61

Finding the Fourth Proportional to 2,183.17, 3,275.63 and 796.61

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Solution

The fourth proportional to 2,183.17, 3,275.63 and 796.61 is: 1,195.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.17 : 3,275.63 = 796.61 : x
  2. Step 2: Convert to fraction form
    2,183.17/3,275.63 = 796.61/x
  3. Step 3: Cross multiply
    2,183.17x = 3,275.63 × 796.61
  4. Step 4: Simplify right side
    2,183.17x = 2,609,399.61
  5. Step 5: Solve for x
    x = 2,609,399.61/2,183.17
  6. Step 6: Final answer
    x = 1,195.23

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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.