Home / 1,996.03-2,756.25-1,251.26

Finding the Fourth Proportional to 1,996.03, 2,756.25 and 1,251.26

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Solution

The fourth proportional to 1,996.03, 2,756.25 and 1,251.26 is: 1,727.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996.03 : 2,756.25 = 1,251.26 : x
  2. Step 2: Convert to fraction form
    1,996.03/2,756.25 = 1,251.26/x
  3. Step 3: Cross multiply
    1,996.03x = 2,756.25 × 1,251.26
  4. Step 4: Simplify right side
    1,996.03x = 3,448,785.38
  5. Step 5: Solve for x
    x = 3,448,785.38/1,996.03
  6. Step 6: Final answer
    x = 1,727.83

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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.