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Finding the Fourth Proportional to 11,862.22, 17,793.33 and 4,845.54

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Solution

The fourth proportional to 11,862.22, 17,793.33 and 4,845.54 is: 7,268.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.22 : 17,793.33 = 4,845.54 : x
  2. Step 2: Convert to fraction form
    11,862.22/17,793.33 = 4,845.54/x
  3. Step 3: Cross multiply
    11,862.22x = 17,793.33 × 4,845.54
  4. Step 4: Simplify right side
    11,862.22x = 86,218,340.80
  5. Step 5: Solve for x
    x = 86,218,340.80/11,862.22
  6. Step 6: Final answer
    x = 7,268.32

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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.