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Finding the Fourth Proportional to 11,668.82, 17,500.09 and 4,273.32

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Solution

The fourth proportional to 11,668.82, 17,500.09 and 4,273.32 is: 6,408.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.82 : 17,500.09 = 4,273.32 : x
  2. Step 2: Convert to fraction form
    11,668.82/17,500.09 = 4,273.32/x
  3. Step 3: Cross multiply
    11,668.82x = 17,500.09 × 4,273.32
  4. Step 4: Simplify right side
    11,668.82x = 74,783,473.92
  5. Step 5: Solve for x
    x = 74,783,473.92/11,668.82
  6. Step 6: Final answer
    x = 6,408.83

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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.