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Finding the Fourth Proportional to 7,751.73, 11,625.84 and 2,204.95

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Solution

The fourth proportional to 7,751.73, 11,625.84 and 2,204.95 is: 3,306.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,751.73 : 11,625.84 = 2,204.95 : x
  2. Step 2: Convert to fraction form
    7,751.73/11,625.84 = 2,204.95/x
  3. Step 3: Cross multiply
    7,751.73x = 11,625.84 × 2,204.95
  4. Step 4: Simplify right side
    7,751.73x = 25,634,359.04
  5. Step 5: Solve for x
    x = 25,634,359.04/7,751.73
  6. Step 6: Final answer
    x = 3,306.92

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1.5x scale

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.