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Finding the Fourth Proportional to 7,969.83, 11,954.72 and 3,797.18

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Solution

The fourth proportional to 7,969.83, 11,954.72 and 3,797.18 is: 5,695.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,969.83 : 11,954.72 = 3,797.18 : x
  2. Step 2: Convert to fraction form
    7,969.83/11,954.72 = 3,797.18/x
  3. Step 3: Cross multiply
    7,969.83x = 11,954.72 × 3,797.18
  4. Step 4: Simplify right side
    7,969.83x = 45,394,204.70
  5. Step 5: Solve for x
    x = 45,394,204.70/7,969.83
  6. Step 6: Final answer
    x = 5,695.76

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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.