Home / 2,074.73-3,112.09-1,101.29

Finding the Fourth Proportional to 2,074.73, 3,112.09 and 1,101.29

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Solution

The fourth proportional to 2,074.73, 3,112.09 and 1,101.29 is: 1,651.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074.73 : 3,112.09 = 1,101.29 : x
  2. Step 2: Convert to fraction form
    2,074.73/3,112.09 = 1,101.29/x
  3. Step 3: Cross multiply
    2,074.73x = 3,112.09 × 1,101.29
  4. Step 4: Simplify right side
    2,074.73x = 3,427,295.28
  5. Step 5: Solve for x
    x = 3,427,295.28/2,074.73
  6. Step 6: Final answer
    x = 1,651.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.