Home / 10,771.07-16,156.61-3,375.53

Finding the Fourth Proportional to 10,771.07, 16,156.61 and 3,375.53

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Solution

The fourth proportional to 10,771.07, 16,156.61 and 3,375.53 is: 5,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,771.07 : 16,156.61 = 3,375.53 : x
  2. Step 2: Convert to fraction form
    10,771.07/16,156.61 = 3,375.53/x
  3. Step 3: Cross multiply
    10,771.07x = 16,156.61 × 3,375.53
  4. Step 4: Simplify right side
    10,771.07x = 54,537,121.75
  5. Step 5: Solve for x
    x = 54,537,121.75/10,771.07
  6. Step 6: Final answer
    x = 5,063.30

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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.