Home / 10,859.66-16,286.25-3,838.38

Finding the Fourth Proportional to 10,859.66, 16,286.25 and 3,838.38

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Solution

The fourth proportional to 10,859.66, 16,286.25 and 3,838.38 is: 5,756.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859.66 : 16,286.25 = 3,838.38 : x
  2. Step 2: Convert to fraction form
    10,859.66/16,286.25 = 3,838.38/x
  3. Step 3: Cross multiply
    10,859.66x = 16,286.25 × 3,838.38
  4. Step 4: Simplify right side
    10,859.66x = 62,512,775.56
  5. Step 5: Solve for x
    x = 62,512,775.56/10,859.66
  6. Step 6: Final answer
    x = 5,756.42

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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.