Home / 10,738.28-16,106.94-3,811.88

Finding the Fourth Proportional to 10,738.28, 16,106.94 and 3,811.88

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Solution

The fourth proportional to 10,738.28, 16,106.94 and 3,811.88 is: 5,717.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,738.28 : 16,106.94 = 3,811.88 : x
  2. Step 2: Convert to fraction form
    10,738.28/16,106.94 = 3,811.88/x
  3. Step 3: Cross multiply
    10,738.28x = 16,106.94 × 3,811.88
  4. Step 4: Simplify right side
    10,738.28x = 61,397,722.45
  5. Step 5: Solve for x
    x = 61,397,722.45/10,738.28
  6. Step 6: Final answer
    x = 5,717.65

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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.