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Finding the Fourth Proportional to 7,286.22, 10,941.51 and 6,369.73

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Solution

The fourth proportional to 7,286.22, 10,941.51 and 6,369.73 is: 9,565.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.22 : 10,941.51 = 6,369.73 : x
  2. Step 2: Convert to fraction form
    7,286.22/10,941.51 = 6,369.73/x
  3. Step 3: Cross multiply
    7,286.22x = 10,941.51 × 6,369.73
  4. Step 4: Simplify right side
    7,286.22x = 69,694,464.49
  5. Step 5: Solve for x
    x = 69,694,464.49/7,286.22
  6. Step 6: Final answer
    x = 9,565.24

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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.