Home / 11,877.03-17,817.37-4,481.33

Finding the Fourth Proportional to 11,877.03, 17,817.37 and 4,481.33

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Solution

The fourth proportional to 11,877.03, 17,817.37 and 4,481.33 is: 6,722.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,877.03 : 17,817.37 = 4,481.33 : x
  2. Step 2: Convert to fraction form
    11,877.03/17,817.37 = 4,481.33/x
  3. Step 3: Cross multiply
    11,877.03x = 17,817.37 × 4,481.33
  4. Step 4: Simplify right side
    11,877.03x = 79,845,414.41
  5. Step 5: Solve for x
    x = 79,845,414.41/11,877.03
  6. Step 6: Final answer
    x = 6,722.68

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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.