Home / 11,767.38-17,653.70-3,975.99

Finding the Fourth Proportional to 11,767.38, 17,653.70 and 3,975.99

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Solution

The fourth proportional to 11,767.38, 17,653.70 and 3,975.99 is: 5,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,767.38 : 17,653.70 = 3,975.99 : x
  2. Step 2: Convert to fraction form
    11,767.38/17,653.70 = 3,975.99/x
  3. Step 3: Cross multiply
    11,767.38x = 17,653.70 × 3,975.99
  4. Step 4: Simplify right side
    11,767.38x = 70,190,914.78
  5. Step 5: Solve for x
    x = 70,190,914.78/11,767.38
  6. Step 6: Final answer
    x = 5,964.87

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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.