Home / 7,845.75-11,768.62-2,002.36

Finding the Fourth Proportional to 7,845.75, 11,768.62 and 2,002.36

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Solution

The fourth proportional to 7,845.75, 11,768.62 and 2,002.36 is: 3,003.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845.75 : 11,768.62 = 2,002.36 : x
  2. Step 2: Convert to fraction form
    7,845.75/11,768.62 = 2,002.36/x
  3. Step 3: Cross multiply
    7,845.75x = 11,768.62 × 2,002.36
  4. Step 4: Simplify right side
    7,845.75x = 23,565,003.93
  5. Step 5: Solve for x
    x = 23,565,003.93/7,845.75
  6. Step 6: Final answer
    x = 3,003.54

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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.