Home / 3,828.22-5,744.97-1,879.36

Finding the Fourth Proportional to 3,828.22, 5,744.97 and 1,879.36

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Solution

The fourth proportional to 3,828.22, 5,744.97 and 1,879.36 is: 2,820.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.22 : 5,744.97 = 1,879.36 : x
  2. Step 2: Convert to fraction form
    3,828.22/5,744.97 = 1,879.36/x
  3. Step 3: Cross multiply
    3,828.22x = 5,744.97 × 1,879.36
  4. Step 4: Simplify right side
    3,828.22x = 10,796,852.46
  5. Step 5: Solve for x
    x = 10,796,852.46/3,828.22
  6. Step 6: Final answer
    x = 2,820.33

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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.