Home / 11,355.37-17,033.14-3,959.80

Finding the Fourth Proportional to 11,355.37, 17,033.14 and 3,959.80

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Solution

The fourth proportional to 11,355.37, 17,033.14 and 3,959.80 is: 5,939.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,355.37 : 17,033.14 = 3,959.80 : x
  2. Step 2: Convert to fraction form
    11,355.37/17,033.14 = 3,959.80/x
  3. Step 3: Cross multiply
    11,355.37x = 17,033.14 × 3,959.80
  4. Step 4: Simplify right side
    11,355.37x = 67,447,863.68
  5. Step 5: Solve for x
    x = 67,447,863.68/11,355.37
  6. Step 6: Final answer
    x = 5,939.73

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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.