Home / 8,906.06-13,359.20-3,975.96

Finding the Fourth Proportional to 8,906.06, 13,359.20 and 3,975.96

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Solution

The fourth proportional to 8,906.06, 13,359.20 and 3,975.96 is: 5,963.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,906.06 : 13,359.20 = 3,975.96 : x
  2. Step 2: Convert to fraction form
    8,906.06/13,359.20 = 3,975.96/x
  3. Step 3: Cross multiply
    8,906.06x = 13,359.20 × 3,975.96
  4. Step 4: Simplify right side
    8,906.06x = 53,115,644.83
  5. Step 5: Solve for x
    x = 53,115,644.83/8,906.06
  6. Step 6: Final answer
    x = 5,963.99

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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.