Home / 10,893.57-16,340.49-3,102.36

Finding the Fourth Proportional to 10,893.57, 16,340.49 and 3,102.36

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Solution

The fourth proportional to 10,893.57, 16,340.49 and 3,102.36 is: 4,653.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893.57 : 16,340.49 = 3,102.36 : x
  2. Step 2: Convert to fraction form
    10,893.57/16,340.49 = 3,102.36/x
  3. Step 3: Cross multiply
    10,893.57x = 16,340.49 × 3,102.36
  4. Step 4: Simplify right side
    10,893.57x = 50,694,082.56
  5. Step 5: Solve for x
    x = 50,694,082.56/10,893.57
  6. Step 6: Final answer
    x = 4,653.58

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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.