Home / 11,615.87-17,426.33-3,824.39

Finding the Fourth Proportional to 11,615.87, 17,426.33 and 3,824.39

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Solution

The fourth proportional to 11,615.87, 17,426.33 and 3,824.39 is: 5,737.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,615.87 : 17,426.33 = 3,824.39 : x
  2. Step 2: Convert to fraction form
    11,615.87/17,426.33 = 3,824.39/x
  3. Step 3: Cross multiply
    11,615.87x = 17,426.33 × 3,824.39
  4. Step 4: Simplify right side
    11,615.87x = 66,644,975.94
  5. Step 5: Solve for x
    x = 66,644,975.94/11,615.87
  6. Step 6: Final answer
    x = 5,737.41

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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.