Home / 11,983.74-17,976.52-4,083.80

Finding the Fourth Proportional to 11,983.74, 17,976.52 and 4,083.80

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Solution

The fourth proportional to 11,983.74, 17,976.52 and 4,083.80 is: 6,126.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,983.74 : 17,976.52 = 4,083.80 : x
  2. Step 2: Convert to fraction form
    11,983.74/17,976.52 = 4,083.80/x
  3. Step 3: Cross multiply
    11,983.74x = 17,976.52 × 4,083.80
  4. Step 4: Simplify right side
    11,983.74x = 73,412,512.38
  5. Step 5: Solve for x
    x = 73,412,512.38/11,983.74
  6. Step 6: Final answer
    x = 6,126.01

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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.