Home / 5,986.10-8,258.66-3,997.96

Finding the Fourth Proportional to 5,986.10, 8,258.66 and 3,997.96

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Solution

The fourth proportional to 5,986.10, 8,258.66 and 3,997.96 is: 5,515.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,986.10 : 8,258.66 = 3,997.96 : x
  2. Step 2: Convert to fraction form
    5,986.10/8,258.66 = 3,997.96/x
  3. Step 3: Cross multiply
    5,986.10x = 8,258.66 × 3,997.96
  4. Step 4: Simplify right side
    5,986.10x = 33,017,766.69
  5. Step 5: Solve for x
    x = 33,017,766.69/5,986.10
  6. Step 6: Final answer
    x = 5,515.74

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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.