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Finding the Fourth Proportional to 11,375.88, 17,056.50 and 7,468.44

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Solution

The fourth proportional to 11,375.88, 17,056.50 and 7,468.44 is: 11,197.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,375.88 : 17,056.50 = 7,468.44 : x
  2. Step 2: Convert to fraction form
    11,375.88/17,056.50 = 7,468.44/x
  3. Step 3: Cross multiply
    11,375.88x = 17,056.50 × 7,468.44
  4. Step 4: Simplify right side
    11,375.88x = 127,385,446.86
  5. Step 5: Solve for x
    x = 127,385,446.86/11,375.88
  6. Step 6: Final answer
    x = 11,197.85

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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.