Home / 1,351.27-2,022.70-733.44

Finding the Fourth Proportional to 1,351.27, 2,022.70 and 733.44

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Solution

The fourth proportional to 1,351.27, 2,022.70 and 733.44 is: 1,097.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351.27 : 2,022.70 = 733.44 : x
  2. Step 2: Convert to fraction form
    1,351.27/2,022.70 = 733.44/x
  3. Step 3: Cross multiply
    1,351.27x = 2,022.70 × 733.44
  4. Step 4: Simplify right side
    1,351.27x = 1,483,529.09
  5. Step 5: Solve for x
    x = 1,483,529.09/1,351.27
  6. Step 6: Final answer
    x = 1,097.88

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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.