Home / 9,259.22-12,781.94-5,906.64

Finding the Fourth Proportional to 9,259.22, 12,781.94 and 5,906.64

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Solution

The fourth proportional to 9,259.22, 12,781.94 and 5,906.64 is: 8,153.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259.22 : 12,781.94 = 5,906.64 : x
  2. Step 2: Convert to fraction form
    9,259.22/12,781.94 = 5,906.64/x
  3. Step 3: Cross multiply
    9,259.22x = 12,781.94 × 5,906.64
  4. Step 4: Simplify right side
    9,259.22x = 75,498,318.08
  5. Step 5: Solve for x
    x = 75,498,318.08/9,259.22
  6. Step 6: Final answer
    x = 8,153.85

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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.