Home / 8,516.23-12,761.33-3,583.16

Finding the Fourth Proportional to 8,516.23, 12,761.33 and 3,583.16

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Solution

The fourth proportional to 8,516.23, 12,761.33 and 3,583.16 is: 5,369.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,516.23 : 12,761.33 = 3,583.16 : x
  2. Step 2: Convert to fraction form
    8,516.23/12,761.33 = 3,583.16/x
  3. Step 3: Cross multiply
    8,516.23x = 12,761.33 × 3,583.16
  4. Step 4: Simplify right side
    8,516.23x = 45,725,869.29
  5. Step 5: Solve for x
    x = 45,725,869.29/8,516.23
  6. Step 6: Final answer
    x = 5,369.27

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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.