Home / 11,811.88-17,717.83-5,960.44

Finding the Fourth Proportional to 11,811.88, 17,717.83 and 5,960.44

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Solution

The fourth proportional to 11,811.88, 17,717.83 and 5,960.44 is: 8,940.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,811.88 : 17,717.83 = 5,960.44 : x
  2. Step 2: Convert to fraction form
    11,811.88/17,717.83 = 5,960.44/x
  3. Step 3: Cross multiply
    11,811.88x = 17,717.83 × 5,960.44
  4. Step 4: Simplify right side
    11,811.88x = 105,606,062.65
  5. Step 5: Solve for x
    x = 105,606,062.65/11,811.88
  6. Step 6: Final answer
    x = 8,940.67

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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.