Home / 11,960.72-17,941.09-5,719.26

Finding the Fourth Proportional to 11,960.72, 17,941.09 and 5,719.26

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Solution

The fourth proportional to 11,960.72, 17,941.09 and 5,719.26 is: 8,578.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,960.72 : 17,941.09 = 5,719.26 : x
  2. Step 2: Convert to fraction form
    11,960.72/17,941.09 = 5,719.26/x
  3. Step 3: Cross multiply
    11,960.72x = 17,941.09 × 5,719.26
  4. Step 4: Simplify right side
    11,960.72x = 102,609,758.39
  5. Step 5: Solve for x
    x = 102,609,758.39/11,960.72
  6. Step 6: Final answer
    x = 8,578.89

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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.