Home / 8,133.44-12,190.74-3,741.68

Finding the Fourth Proportional to 8,133.44, 12,190.74 and 3,741.68

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Solution

The fourth proportional to 8,133.44, 12,190.74 and 3,741.68 is: 5,608.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133.44 : 12,190.74 = 3,741.68 : x
  2. Step 2: Convert to fraction form
    8,133.44/12,190.74 = 3,741.68/x
  3. Step 3: Cross multiply
    8,133.44x = 12,190.74 × 3,741.68
  4. Step 4: Simplify right side
    8,133.44x = 45,613,787.09
  5. Step 5: Solve for x
    x = 45,613,787.09/8,133.44
  6. Step 6: Final answer
    x = 5,608.18

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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.