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Finding the Fourth Proportional to 11,382.08, 17,073.04 and 3,174.08

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Solution

The fourth proportional to 11,382.08, 17,073.04 and 3,174.08 is: 4,761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,382.08 : 17,073.04 = 3,174.08 : x
  2. Step 2: Convert to fraction form
    11,382.08/17,073.04 = 3,174.08/x
  3. Step 3: Cross multiply
    11,382.08x = 17,073.04 × 3,174.08
  4. Step 4: Simplify right side
    11,382.08x = 54,191,194.80
  5. Step 5: Solve for x
    x = 54,191,194.80/11,382.08
  6. Step 6: Final answer
    x = 4,761.10

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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.