Home / 7,922.36-11,873.82-5,738.60

Finding the Fourth Proportional to 7,922.36, 11,873.82 and 5,738.60

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Solution

The fourth proportional to 7,922.36, 11,873.82 and 5,738.60 is: 8,600.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.36 : 11,873.82 = 5,738.60 : x
  2. Step 2: Convert to fraction form
    7,922.36/11,873.82 = 5,738.60/x
  3. Step 3: Cross multiply
    7,922.36x = 11,873.82 × 5,738.60
  4. Step 4: Simplify right side
    7,922.36x = 68,139,103.45
  5. Step 5: Solve for x
    x = 68,139,103.45/7,922.36
  6. Step 6: Final answer
    x = 8,600.86

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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.