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Finding the Fourth Proportional to 11,473.13, 17,193.67 and 5,914.81

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Solution

The fourth proportional to 11,473.13, 17,193.67 and 5,914.81 is: 8,863.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.13 : 17,193.67 = 5,914.81 : x
  2. Step 2: Convert to fraction form
    11,473.13/17,193.67 = 5,914.81/x
  3. Step 3: Cross multiply
    11,473.13x = 17,193.67 × 5,914.81
  4. Step 4: Simplify right side
    11,473.13x = 101,697,201.24
  5. Step 5: Solve for x
    x = 101,697,201.24/11,473.13
  6. Step 6: Final answer
    x = 8,863.95

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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.