Home / 1,936.26-2,672.24-1,273.50

Finding the Fourth Proportional to 1,936.26, 2,672.24 and 1,273.50

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Solution

The fourth proportional to 1,936.26, 2,672.24 and 1,273.50 is: 1,757.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.26 : 2,672.24 = 1,273.50 : x
  2. Step 2: Convert to fraction form
    1,936.26/2,672.24 = 1,273.50/x
  3. Step 3: Cross multiply
    1,936.26x = 2,672.24 × 1,273.50
  4. Step 4: Simplify right side
    1,936.26x = 3,403,097.64
  5. Step 5: Solve for x
    x = 3,403,097.64/1,936.26
  6. Step 6: Final answer
    x = 1,757.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.