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Finding the Fourth Proportional to 2,028.49, 3,042.73 and 796.48

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Solution

The fourth proportional to 2,028.49, 3,042.73 and 796.48 is: 1,194.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.49 : 3,042.73 = 796.48 : x
  2. Step 2: Convert to fraction form
    2,028.49/3,042.73 = 796.48/x
  3. Step 3: Cross multiply
    2,028.49x = 3,042.73 × 796.48
  4. Step 4: Simplify right side
    2,028.49x = 2,423,458.38
  5. Step 5: Solve for x
    x = 2,423,458.38/2,028.49
  6. Step 6: Final answer
    x = 1,194.71

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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.