Home / 11,107.24-16,668.06-5,270.44

Finding the Fourth Proportional to 11,107.24, 16,668.06 and 5,270.44

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Solution

The fourth proportional to 11,107.24, 16,668.06 and 5,270.44 is: 7,909.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,107.24 : 16,668.06 = 5,270.44 : x
  2. Step 2: Convert to fraction form
    11,107.24/16,668.06 = 5,270.44/x
  3. Step 3: Cross multiply
    11,107.24x = 16,668.06 × 5,270.44
  4. Step 4: Simplify right side
    11,107.24x = 87,848,010.15
  5. Step 5: Solve for x
    x = 87,848,010.15/11,107.24
  6. Step 6: Final answer
    x = 7,909.08

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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.