Home / 11,716.86-17,569.62-4,324.80

Finding the Fourth Proportional to 11,716.86, 17,569.62 and 4,324.80

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Solution

The fourth proportional to 11,716.86, 17,569.62 and 4,324.80 is: 6,485.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,716.86 : 17,569.62 = 4,324.80 : x
  2. Step 2: Convert to fraction form
    11,716.86/17,569.62 = 4,324.80/x
  3. Step 3: Cross multiply
    11,716.86x = 17,569.62 × 4,324.80
  4. Step 4: Simplify right side
    11,716.86x = 75,985,092.58
  5. Step 5: Solve for x
    x = 75,985,092.58/11,716.86
  6. Step 6: Final answer
    x = 6,485.11

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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.