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Finding the Fourth Proportional to 11,099.88, 16,608.06 and 6,173.10

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Solution

The fourth proportional to 11,099.88, 16,608.06 and 6,173.10 is: 9,236.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,099.88 : 16,608.06 = 6,173.10 : x
  2. Step 2: Convert to fraction form
    11,099.88/16,608.06 = 6,173.10/x
  3. Step 3: Cross multiply
    11,099.88x = 16,608.06 × 6,173.10
  4. Step 4: Simplify right side
    11,099.88x = 102,523,215.19
  5. Step 5: Solve for x
    x = 102,523,215.19/11,099.88
  6. Step 6: Final answer
    x = 9,236.43

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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.