Home / 8,239.82-12,361.55-2,395.94

Finding the Fourth Proportional to 8,239.82, 12,361.55 and 2,395.94

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Solution

The fourth proportional to 8,239.82, 12,361.55 and 2,395.94 is: 3,594.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239.82 : 12,361.55 = 2,395.94 : x
  2. Step 2: Convert to fraction form
    8,239.82/12,361.55 = 2,395.94/x
  3. Step 3: Cross multiply
    8,239.82x = 12,361.55 × 2,395.94
  4. Step 4: Simplify right side
    8,239.82x = 29,617,458.32
  5. Step 5: Solve for x
    x = 29,617,458.32/8,239.82
  6. Step 6: Final answer
    x = 3,594.43

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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.