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Finding the Fourth Proportional to 8,355.26, 11,519.63 and 5,968.09

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Solution

The fourth proportional to 8,355.26, 11,519.63 and 5,968.09 is: 8,228.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,355.26 : 11,519.63 = 5,968.09 : x
  2. Step 2: Convert to fraction form
    8,355.26/11,519.63 = 5,968.09/x
  3. Step 3: Cross multiply
    8,355.26x = 11,519.63 × 5,968.09
  4. Step 4: Simplify right side
    8,355.26x = 68,750,188.61
  5. Step 5: Solve for x
    x = 68,750,188.61/8,355.26
  6. Step 6: Final answer
    x = 8,228.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.