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Finding the Fourth Proportional to 7,202.62, 10,794.80 and 3,249.64

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Solution

The fourth proportional to 7,202.62, 10,794.80 and 3,249.64 is: 4,870.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202.62 : 10,794.80 = 3,249.64 : x
  2. Step 2: Convert to fraction form
    7,202.62/10,794.80 = 3,249.64/x
  3. Step 3: Cross multiply
    7,202.62x = 10,794.80 × 3,249.64
  4. Step 4: Simplify right side
    7,202.62x = 35,079,197.62
  5. Step 5: Solve for x
    x = 35,079,197.62/7,202.62
  6. Step 6: Final answer
    x = 4,870.34

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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.