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Finding the Fourth Proportional to 7,202.42, 10,797.24 and 3,690.48

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Solution

The fourth proportional to 7,202.42, 10,797.24 and 3,690.48 is: 5,532.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202.42 : 10,797.24 = 3,690.48 : x
  2. Step 2: Convert to fraction form
    7,202.42/10,797.24 = 3,690.48/x
  3. Step 3: Cross multiply
    7,202.42x = 10,797.24 × 3,690.48
  4. Step 4: Simplify right side
    7,202.42x = 39,846,998.28
  5. Step 5: Solve for x
    x = 39,846,998.28/7,202.42
  6. Step 6: Final answer
    x = 5,532.45

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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.