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Finding the Fourth Proportional to 8,783.22, 13,174.11 and 2,627.22

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Solution

The fourth proportional to 8,783.22, 13,174.11 and 2,627.22 is: 3,940.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783.22 : 13,174.11 = 2,627.22 : x
  2. Step 2: Convert to fraction form
    8,783.22/13,174.11 = 2,627.22/x
  3. Step 3: Cross multiply
    8,783.22x = 13,174.11 × 2,627.22
  4. Step 4: Simplify right side
    8,783.22x = 34,611,285.27
  5. Step 5: Solve for x
    x = 34,611,285.27/8,783.22
  6. Step 6: Final answer
    x = 3,940.61

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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.