Home / 1,996.70-2,754.36-1,250.49

Finding the Fourth Proportional to 1,996.70, 2,754.36 and 1,250.49

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Solution

The fourth proportional to 1,996.70, 2,754.36 and 1,250.49 is: 1,725.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996.70 : 2,754.36 = 1,250.49 : x
  2. Step 2: Convert to fraction form
    1,996.70/2,754.36 = 1,250.49/x
  3. Step 3: Cross multiply
    1,996.70x = 2,754.36 × 1,250.49
  4. Step 4: Simplify right side
    1,996.70x = 3,444,309.97
  5. Step 5: Solve for x
    x = 3,444,309.97/1,996.70
  6. Step 6: Final answer
    x = 1,725.01

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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.