Home / 8,110.35-12,161.47-3,724.06

Finding the Fourth Proportional to 8,110.35, 12,161.47 and 3,724.06

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Solution

The fourth proportional to 8,110.35, 12,161.47 and 3,724.06 is: 5,584.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.35 : 12,161.47 = 3,724.06 : x
  2. Step 2: Convert to fraction form
    8,110.35/12,161.47 = 3,724.06/x
  3. Step 3: Cross multiply
    8,110.35x = 12,161.47 × 3,724.06
  4. Step 4: Simplify right side
    8,110.35x = 45,290,043.97
  5. Step 5: Solve for x
    x = 45,290,043.97/8,110.35
  6. Step 6: Final answer
    x = 5,584.23

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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.