Home / 11,144.46-16,716.87-5,299.89

Finding the Fourth Proportional to 11,144.46, 16,716.87 and 5,299.89

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Solution

The fourth proportional to 11,144.46, 16,716.87 and 5,299.89 is: 7,949.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,144.46 : 16,716.87 = 5,299.89 : x
  2. Step 2: Convert to fraction form
    11,144.46/16,716.87 = 5,299.89/x
  3. Step 3: Cross multiply
    11,144.46x = 16,716.87 × 5,299.89
  4. Step 4: Simplify right side
    11,144.46x = 88,597,572.14
  5. Step 5: Solve for x
    x = 88,597,572.14/11,144.46
  6. Step 6: Final answer
    x = 7,949.92

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1.5x scale

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.