Home / 2,028.69-3,039.44-1,377.09

Finding the Fourth Proportional to 2,028.69, 3,039.44 and 1,377.09

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Solution

The fourth proportional to 2,028.69, 3,039.44 and 1,377.09 is: 2,063.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028.69 : 3,039.44 = 1,377.09 : x
  2. Step 2: Convert to fraction form
    2,028.69/3,039.44 = 1,377.09/x
  3. Step 3: Cross multiply
    2,028.69x = 3,039.44 × 1,377.09
  4. Step 4: Simplify right side
    2,028.69x = 4,185,575.54
  5. Step 5: Solve for x
    x = 4,185,575.54/2,028.69
  6. Step 6: Final answer
    x = 2,063.19

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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.