Home / 7,743.69-11,616.26-2,197.17

Finding the Fourth Proportional to 7,743.69, 11,616.26 and 2,197.17

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Solution

The fourth proportional to 7,743.69, 11,616.26 and 2,197.17 is: 3,295.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.69 : 11,616.26 = 2,197.17 : x
  2. Step 2: Convert to fraction form
    7,743.69/11,616.26 = 2,197.17/x
  3. Step 3: Cross multiply
    7,743.69x = 11,616.26 × 2,197.17
  4. Step 4: Simplify right side
    7,743.69x = 25,522,887.00
  5. Step 5: Solve for x
    x = 25,522,887.00/7,743.69
  6. Step 6: Final answer
    x = 3,295.96

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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.