Home / 7,747.97-11,623.45-3,305.56

Finding the Fourth Proportional to 7,747.97, 11,623.45 and 3,305.56

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Solution

The fourth proportional to 7,747.97, 11,623.45 and 3,305.56 is: 4,958.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,747.97 : 11,623.45 = 3,305.56 : x
  2. Step 2: Convert to fraction form
    7,747.97/11,623.45 = 3,305.56/x
  3. Step 3: Cross multiply
    7,747.97x = 11,623.45 × 3,305.56
  4. Step 4: Simplify right side
    7,747.97x = 38,422,002.05
  5. Step 5: Solve for x
    x = 38,422,002.05/7,747.97
  6. Step 6: Final answer
    x = 4,958.98

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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.