Home / 5,446.73-8,170.86-2,160.16

Finding the Fourth Proportional to 5,446.73, 8,170.86 and 2,160.16

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Solution

The fourth proportional to 5,446.73, 8,170.86 and 2,160.16 is: 3,240.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.73 : 8,170.86 = 2,160.16 : x
  2. Step 2: Convert to fraction form
    5,446.73/8,170.86 = 2,160.16/x
  3. Step 3: Cross multiply
    5,446.73x = 8,170.86 × 2,160.16
  4. Step 4: Simplify right side
    5,446.73x = 17,650,324.08
  5. Step 5: Solve for x
    x = 17,650,324.08/5,446.73
  6. Step 6: Final answer
    x = 3,240.54

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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.