Home / 3,829.94-5,744.36-2,378.42

Finding the Fourth Proportional to 3,829.94, 5,744.36 and 2,378.42

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Solution

The fourth proportional to 3,829.94, 5,744.36 and 2,378.42 is: 3,567.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.94 : 5,744.36 = 2,378.42 : x
  2. Step 2: Convert to fraction form
    3,829.94/5,744.36 = 2,378.42/x
  3. Step 3: Cross multiply
    3,829.94x = 5,744.36 × 2,378.42
  4. Step 4: Simplify right side
    3,829.94x = 13,662,500.71
  5. Step 5: Solve for x
    x = 13,662,500.71/3,829.94
  6. Step 6: Final answer
    x = 3,567.29

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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.