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Finding the Fourth Proportional to 8,608.43, 12,912.26 and 2,369.10

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Solution

The fourth proportional to 8,608.43, 12,912.26 and 2,369.10 is: 3,553.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,608.43 : 12,912.26 = 2,369.10 : x
  2. Step 2: Convert to fraction form
    8,608.43/12,912.26 = 2,369.10/x
  3. Step 3: Cross multiply
    8,608.43x = 12,912.26 × 2,369.10
  4. Step 4: Simplify right side
    8,608.43x = 30,590,412.44
  5. Step 5: Solve for x
    x = 30,590,412.44/8,608.43
  6. Step 6: Final answer
    x = 3,553.54

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1.5x scale

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.