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Finding the Fourth Proportional to 7,226.16, 9,967.94 and 4,241.41

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Solution

The fourth proportional to 7,226.16, 9,967.94 and 4,241.41 is: 5,850.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.16 : 9,967.94 = 4,241.41 : x
  2. Step 2: Convert to fraction form
    7,226.16/9,967.94 = 4,241.41/x
  3. Step 3: Cross multiply
    7,226.16x = 9,967.94 × 4,241.41
  4. Step 4: Simplify right side
    7,226.16x = 42,278,134.31
  5. Step 5: Solve for x
    x = 42,278,134.31/7,226.16
  6. Step 6: Final answer
    x = 5,850.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.