Home / 10,722.69-16,083.26-3,326.96

Finding the Fourth Proportional to 10,722.69, 16,083.26 and 3,326.96

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Solution

The fourth proportional to 10,722.69, 16,083.26 and 3,326.96 is: 4,990.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,722.69 : 16,083.26 = 3,326.96 : x
  2. Step 2: Convert to fraction form
    10,722.69/16,083.26 = 3,326.96/x
  3. Step 3: Cross multiply
    10,722.69x = 16,083.26 × 3,326.96
  4. Step 4: Simplify right side
    10,722.69x = 53,508,362.69
  5. Step 5: Solve for x
    x = 53,508,362.69/10,722.69
  6. Step 6: Final answer
    x = 4,990.20

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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.