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Finding the Fourth Proportional to 11,471.51, 17,163.79 and 6,794.03

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Solution

The fourth proportional to 11,471.51, 17,163.79 and 6,794.03 is: 10,165.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,471.51 : 17,163.79 = 6,794.03 : x
  2. Step 2: Convert to fraction form
    11,471.51/17,163.79 = 6,794.03/x
  3. Step 3: Cross multiply
    11,471.51x = 17,163.79 × 6,794.03
  4. Step 4: Simplify right side
    11,471.51x = 116,611,330.10
  5. Step 5: Solve for x
    x = 116,611,330.10/11,471.51
  6. Step 6: Final answer
    x = 10,165.30

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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.