Home / 8,583.26-12,872.01-3,389.18

Finding the Fourth Proportional to 8,583.26, 12,872.01 and 3,389.18

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Solution

The fourth proportional to 8,583.26, 12,872.01 and 3,389.18 is: 5,082.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,583.26 : 12,872.01 = 3,389.18 : x
  2. Step 2: Convert to fraction form
    8,583.26/12,872.01 = 3,389.18/x
  3. Step 3: Cross multiply
    8,583.26x = 12,872.01 × 3,389.18
  4. Step 4: Simplify right side
    8,583.26x = 43,625,558.85
  5. Step 5: Solve for x
    x = 43,625,558.85/8,583.26
  6. Step 6: Final answer
    x = 5,082.63

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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.