Home / 8,239.35-12,361.13-2,395.96

Finding the Fourth Proportional to 8,239.35, 12,361.13 and 2,395.96

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Solution

The fourth proportional to 8,239.35, 12,361.13 and 2,395.96 is: 3,594.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239.35 : 12,361.13 = 2,395.96 : x
  2. Step 2: Convert to fraction form
    8,239.35/12,361.13 = 2,395.96/x
  3. Step 3: Cross multiply
    8,239.35x = 12,361.13 × 2,395.96
  4. Step 4: Simplify right side
    8,239.35x = 29,616,739.14
  5. Step 5: Solve for x
    x = 29,616,739.14/8,239.35
  6. Step 6: Final answer
    x = 3,594.55

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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.