Home / 5,971.71-8,961.68-2,076.12

Finding the Fourth Proportional to 5,971.71, 8,961.68 and 2,076.12

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Solution

The fourth proportional to 5,971.71, 8,961.68 and 2,076.12 is: 3,115.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.71 : 8,961.68 = 2,076.12 : x
  2. Step 2: Convert to fraction form
    5,971.71/8,961.68 = 2,076.12/x
  3. Step 3: Cross multiply
    5,971.71x = 8,961.68 × 2,076.12
  4. Step 4: Simplify right side
    5,971.71x = 18,605,528.27
  5. Step 5: Solve for x
    x = 18,605,528.27/5,971.71
  6. Step 6: Final answer
    x = 3,115.61

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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.