Home / 9,261.35-13,893.49-3,997.87

Finding the Fourth Proportional to 9,261.35, 13,893.49 and 3,997.87

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Solution

The fourth proportional to 9,261.35, 13,893.49 and 3,997.87 is: 5,997.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261.35 : 13,893.49 = 3,997.87 : x
  2. Step 2: Convert to fraction form
    9,261.35/13,893.49 = 3,997.87/x
  3. Step 3: Cross multiply
    9,261.35x = 13,893.49 × 3,997.87
  4. Step 4: Simplify right side
    9,261.35x = 55,544,337.13
  5. Step 5: Solve for x
    x = 55,544,337.13/9,261.35
  6. Step 6: Final answer
    x = 5,997.43

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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.