Home / 3,829.53-5,744.29-1,330.80

Finding the Fourth Proportional to 3,829.53, 5,744.29 and 1,330.80

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Solution

The fourth proportional to 3,829.53, 5,744.29 and 1,330.80 is: 1,996.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.53 : 5,744.29 = 1,330.80 : x
  2. Step 2: Convert to fraction form
    3,829.53/5,744.29 = 1,330.80/x
  3. Step 3: Cross multiply
    3,829.53x = 5,744.29 × 1,330.80
  4. Step 4: Simplify right side
    3,829.53x = 7,644,530.97
  5. Step 5: Solve for x
    x = 7,644,530.97/3,829.53
  6. Step 6: Final answer
    x = 1,996.21

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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.