Home / 1,936.26-2,674.25-1,276.04

Finding the Fourth Proportional to 1,936.26, 2,674.25 and 1,276.04

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Solution

The fourth proportional to 1,936.26, 2,674.25 and 1,276.04 is: 1,762.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.26 : 2,674.25 = 1,276.04 : x
  2. Step 2: Convert to fraction form
    1,936.26/2,674.25 = 1,276.04/x
  3. Step 3: Cross multiply
    1,936.26x = 2,674.25 × 1,276.04
  4. Step 4: Simplify right side
    1,936.26x = 3,412,449.97
  5. Step 5: Solve for x
    x = 3,412,449.97/1,936.26
  6. Step 6: Final answer
    x = 1,762.39

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1.5x scale

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.