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Finding the Fourth Proportional to 11,908.46, 17,866.16 and 5,333.12

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Solution

The fourth proportional to 11,908.46, 17,866.16 and 5,333.12 is: 8,001.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,908.46 : 17,866.16 = 5,333.12 : x
  2. Step 2: Convert to fraction form
    11,908.46/17,866.16 = 5,333.12/x
  3. Step 3: Cross multiply
    11,908.46x = 17,866.16 × 5,333.12
  4. Step 4: Simplify right side
    11,908.46x = 95,282,375.22
  5. Step 5: Solve for x
    x = 95,282,375.22/11,908.46
  6. Step 6: Final answer
    x = 8,001.23

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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.