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Finding the Fourth Proportional to 8,168.03, 11,274.41 and 6,492.41

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Solution

The fourth proportional to 8,168.03, 11,274.41 and 6,492.41 is: 8,961.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168.03 : 11,274.41 = 6,492.41 : x
  2. Step 2: Convert to fraction form
    8,168.03/11,274.41 = 6,492.41/x
  3. Step 3: Cross multiply
    8,168.03x = 11,274.41 × 6,492.41
  4. Step 4: Simplify right side
    8,168.03x = 73,198,052.09
  5. Step 5: Solve for x
    x = 73,198,052.09/8,168.03
  6. Step 6: Final answer
    x = 8,961.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.