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Finding the Fourth Proportional to 8,694.36, 13,041 and 2,538.36

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Solution

The fourth proportional to 8,694.36, 13,041 and 2,538.36 is: 3,807.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694.36 : 13,041 = 2,538.36 : x
  2. Step 2: Convert to fraction form
    8,694.36/13,041 = 2,538.36/x
  3. Step 3: Cross multiply
    8,694.36x = 13,041 × 2,538.36
  4. Step 4: Simplify right side
    8,694.36x = 33,102,752.76
  5. Step 5: Solve for x
    x = 33,102,752.76/8,694.36
  6. Step 6: Final answer
    x = 3,807.38

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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.