Home / 8,863.18-13,297.83-3,936.28

Finding the Fourth Proportional to 8,863.18, 13,297.83 and 3,936.28

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Solution

The fourth proportional to 8,863.18, 13,297.83 and 3,936.28 is: 5,905.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.18 : 13,297.83 = 3,936.28 : x
  2. Step 2: Convert to fraction form
    8,863.18/13,297.83 = 3,936.28/x
  3. Step 3: Cross multiply
    8,863.18x = 13,297.83 × 3,936.28
  4. Step 4: Simplify right side
    8,863.18x = 52,343,982.27
  5. Step 5: Solve for x
    x = 52,343,982.27/8,863.18
  6. Step 6: Final answer
    x = 5,905.78

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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.