Home / 6,120.56-8,446.38-3,326.06

Finding the Fourth Proportional to 6,120.56, 8,446.38 and 3,326.06

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Solution

The fourth proportional to 6,120.56, 8,446.38 and 3,326.06 is: 4,589.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.56 : 8,446.38 = 3,326.06 : x
  2. Step 2: Convert to fraction form
    6,120.56/8,446.38 = 3,326.06/x
  3. Step 3: Cross multiply
    6,120.56x = 8,446.38 × 3,326.06
  4. Step 4: Simplify right side
    6,120.56x = 28,093,175.31
  5. Step 5: Solve for x
    x = 28,093,175.31/6,120.56
  6. Step 6: Final answer
    x = 4,589.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.