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Finding the Fourth Proportional to 8,241.43, 11,373.13 and 4,464.54

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Solution

The fourth proportional to 8,241.43, 11,373.13 and 4,464.54 is: 6,161.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,241.43 : 11,373.13 = 4,464.54 : x
  2. Step 2: Convert to fraction form
    8,241.43/11,373.13 = 4,464.54/x
  3. Step 3: Cross multiply
    8,241.43x = 11,373.13 × 4,464.54
  4. Step 4: Simplify right side
    8,241.43x = 50,775,793.81
  5. Step 5: Solve for x
    x = 50,775,793.81/8,241.43
  6. Step 6: Final answer
    x = 6,161.04

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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.