Home / 11,778.48-17,669.97-3,883.27

Finding the Fourth Proportional to 11,778.48, 17,669.97 and 3,883.27

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Solution

The fourth proportional to 11,778.48, 17,669.97 and 3,883.27 is: 5,825.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,778.48 : 17,669.97 = 3,883.27 : x
  2. Step 2: Convert to fraction form
    11,778.48/17,669.97 = 3,883.27/x
  3. Step 3: Cross multiply
    11,778.48x = 17,669.97 × 3,883.27
  4. Step 4: Simplify right side
    11,778.48x = 68,617,264.40
  5. Step 5: Solve for x
    x = 68,617,264.40/11,778.48
  6. Step 6: Final answer
    x = 5,825.65

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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.