Home / 2,063.19-3,092.42-829.81

Finding the Fourth Proportional to 2,063.19, 3,092.42 and 829.81

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Solution

The fourth proportional to 2,063.19, 3,092.42 and 829.81 is: 1,243.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,063.19 : 3,092.42 = 829.81 : x
  2. Step 2: Convert to fraction form
    2,063.19/3,092.42 = 829.81/x
  3. Step 3: Cross multiply
    2,063.19x = 3,092.42 × 829.81
  4. Step 4: Simplify right side
    2,063.19x = 2,566,121.04
  5. Step 5: Solve for x
    x = 2,566,121.04/2,063.19
  6. Step 6: Final answer
    x = 1,243.76

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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.