Home / 8,845.96-12,201.05-5,067.75

Finding the Fourth Proportional to 8,845.96, 12,201.05 and 5,067.75

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Solution

The fourth proportional to 8,845.96, 12,201.05 and 5,067.75 is: 6,989.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.96 : 12,201.05 = 5,067.75 : x
  2. Step 2: Convert to fraction form
    8,845.96/12,201.05 = 5,067.75/x
  3. Step 3: Cross multiply
    8,845.96x = 12,201.05 × 5,067.75
  4. Step 4: Simplify right side
    8,845.96x = 61,831,832.42
  5. Step 5: Solve for x
    x = 61,831,832.42/8,845.96
  6. Step 6: Final answer
    x = 6,989.84

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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.