Home / 10,806.26-16,163.31-6,636.02

Finding the Fourth Proportional to 10,806.26, 16,163.31 and 6,636.02

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Solution

The fourth proportional to 10,806.26, 16,163.31 and 6,636.02 is: 9,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,806.26 : 16,163.31 = 6,636.02 : x
  2. Step 2: Convert to fraction form
    10,806.26/16,163.31 = 6,636.02/x
  3. Step 3: Cross multiply
    10,806.26x = 16,163.31 × 6,636.02
  4. Step 4: Simplify right side
    10,806.26x = 107,260,048.43
  5. Step 5: Solve for x
    x = 107,260,048.43/10,806.26
  6. Step 6: Final answer
    x = 9,925.73

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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.