Home / 8,940.16-13,410.38-3,096.89

Finding the Fourth Proportional to 8,940.16, 13,410.38 and 3,096.89

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Solution

The fourth proportional to 8,940.16, 13,410.38 and 3,096.89 is: 4,645.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,940.16 : 13,410.38 = 3,096.89 : x
  2. Step 2: Convert to fraction form
    8,940.16/13,410.38 = 3,096.89/x
  3. Step 3: Cross multiply
    8,940.16x = 13,410.38 × 3,096.89
  4. Step 4: Simplify right side
    8,940.16x = 41,530,471.72
  5. Step 5: Solve for x
    x = 41,530,471.72/8,940.16
  6. Step 6: Final answer
    x = 4,645.38

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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.