Home / 2,183.10-3,274.38-623.22

Finding the Fourth Proportional to 2,183.10, 3,274.38 and 623.22

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Solution

The fourth proportional to 2,183.10, 3,274.38 and 623.22 is: 934.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.10 : 3,274.38 = 623.22 : x
  2. Step 2: Convert to fraction form
    2,183.10/3,274.38 = 623.22/x
  3. Step 3: Cross multiply
    2,183.10x = 3,274.38 × 623.22
  4. Step 4: Simplify right side
    2,183.10x = 2,040,659.10
  5. Step 5: Solve for x
    x = 2,040,659.10/2,183.10
  6. Step 6: Final answer
    x = 934.75

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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.