Home / 11,399.78-17,093.26-7,846.08

Finding the Fourth Proportional to 11,399.78, 17,093.26 and 7,846.08

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Solution

The fourth proportional to 11,399.78, 17,093.26 and 7,846.08 is: 11,764.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,399.78 : 17,093.26 = 7,846.08 : x
  2. Step 2: Convert to fraction form
    11,399.78/17,093.26 = 7,846.08/x
  3. Step 3: Cross multiply
    11,399.78x = 17,093.26 × 7,846.08
  4. Step 4: Simplify right side
    11,399.78x = 134,115,085.42
  5. Step 5: Solve for x
    x = 134,115,085.42/11,399.78
  6. Step 6: Final answer
    x = 11,764.71

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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.