Home / 5,861.19-8,791.51-2,163.15

Finding the Fourth Proportional to 5,861.19, 8,791.51 and 2,163.15

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Solution

The fourth proportional to 5,861.19, 8,791.51 and 2,163.15 is: 3,244.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.19 : 8,791.51 = 2,163.15 : x
  2. Step 2: Convert to fraction form
    5,861.19/8,791.51 = 2,163.15/x
  3. Step 3: Cross multiply
    5,861.19x = 8,791.51 × 2,163.15
  4. Step 4: Simplify right side
    5,861.19x = 19,017,344.04
  5. Step 5: Solve for x
    x = 19,017,344.04/5,861.19
  6. Step 6: Final answer
    x = 3,244.62

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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.