Home / 3,162.26-4,743.38-1,082.28

Finding the Fourth Proportional to 3,162.26, 4,743.38 and 1,082.28

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Solution

The fourth proportional to 3,162.26, 4,743.38 and 1,082.28 is: 1,623.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.26 : 4,743.38 = 1,082.28 : x
  2. Step 2: Convert to fraction form
    3,162.26/4,743.38 = 1,082.28/x
  3. Step 3: Cross multiply
    3,162.26x = 4,743.38 × 1,082.28
  4. Step 4: Simplify right side
    3,162.26x = 5,133,659.90
  5. Step 5: Solve for x
    x = 5,133,659.90/3,162.26
  6. Step 6: Final answer
    x = 1,623.42

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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.