Home / 3,829.18-5,744.31-1,231.51

Finding the Fourth Proportional to 3,829.18, 5,744.31 and 1,231.51

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Solution

The fourth proportional to 3,829.18, 5,744.31 and 1,231.51 is: 1,847.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.18 : 5,744.31 = 1,231.51 : x
  2. Step 2: Convert to fraction form
    3,829.18/5,744.31 = 1,231.51/x
  3. Step 3: Cross multiply
    3,829.18x = 5,744.31 × 1,231.51
  4. Step 4: Simplify right side
    3,829.18x = 7,074,175.21
  5. Step 5: Solve for x
    x = 7,074,175.21/3,829.18
  6. Step 6: Final answer
    x = 1,847.44

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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.