Home / 2,020.29-2,786.79-1,232.97

Finding the Fourth Proportional to 2,020.29, 2,786.79 and 1,232.97

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Solution

The fourth proportional to 2,020.29, 2,786.79 and 1,232.97 is: 1,700.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020.29 : 2,786.79 = 1,232.97 : x
  2. Step 2: Convert to fraction form
    2,020.29/2,786.79 = 1,232.97/x
  3. Step 3: Cross multiply
    2,020.29x = 2,786.79 × 1,232.97
  4. Step 4: Simplify right side
    2,020.29x = 3,436,028.47
  5. Step 5: Solve for x
    x = 3,436,028.47/2,020.29
  6. Step 6: Final answer
    x = 1,700.76

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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.