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Finding the Fourth Proportional to 6,102.73, 9,150.45 and 1,940.95

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Solution

The fourth proportional to 6,102.73, 9,150.45 and 1,940.95 is: 2,910.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,102.73 : 9,150.45 = 1,940.95 : x
  2. Step 2: Convert to fraction form
    6,102.73/9,150.45 = 1,940.95/x
  3. Step 3: Cross multiply
    6,102.73x = 9,150.45 × 1,940.95
  4. Step 4: Simplify right side
    6,102.73x = 17,760,565.93
  5. Step 5: Solve for x
    x = 17,760,565.93/6,102.73
  6. Step 6: Final answer
    x = 2,910.27

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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.