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Finding the Fourth Proportional to 11,463.75, 17,192.89 and 5,914.24

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Solution

The fourth proportional to 11,463.75, 17,192.89 and 5,914.24 is: 8,869.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,463.75 : 17,192.89 = 5,914.24 : x
  2. Step 2: Convert to fraction form
    11,463.75/17,192.89 = 5,914.24/x
  3. Step 3: Cross multiply
    11,463.75x = 17,192.89 × 5,914.24
  4. Step 4: Simplify right side
    11,463.75x = 101,682,877.75
  5. Step 5: Solve for x
    x = 101,682,877.75/11,463.75
  6. Step 6: Final answer
    x = 8,869.95

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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.