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Finding the Fourth Proportional to 11,253.41, 16,880.12 and 2,933.41

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Solution

The fourth proportional to 11,253.41, 16,880.12 and 2,933.41 is: 4,400.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.41 : 16,880.12 = 2,933.41 : x
  2. Step 2: Convert to fraction form
    11,253.41/16,880.12 = 2,933.41/x
  3. Step 3: Cross multiply
    11,253.41x = 16,880.12 × 2,933.41
  4. Step 4: Simplify right side
    11,253.41x = 49,516,277.94
  5. Step 5: Solve for x
    x = 49,516,277.94/11,253.41
  6. Step 6: Final answer
    x = 4,400.11

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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.