Home / 8,236.26-12,361.34-3,559.81

Finding the Fourth Proportional to 8,236.26, 12,361.34 and 3,559.81

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Solution

The fourth proportional to 8,236.26, 12,361.34 and 3,559.81 is: 5,342.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.26 : 12,361.34 = 3,559.81 : x
  2. Step 2: Convert to fraction form
    8,236.26/12,361.34 = 3,559.81/x
  3. Step 3: Cross multiply
    8,236.26x = 12,361.34 × 3,559.81
  4. Step 4: Simplify right side
    8,236.26x = 44,004,003.95
  5. Step 5: Solve for x
    x = 44,004,003.95/8,236.26
  6. Step 6: Final answer
    x = 5,342.72

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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.