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Finding the Fourth Proportional to 11,244.66, 16,866.18 and 3,453

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Solution

The fourth proportional to 11,244.66, 16,866.18 and 3,453 is: 5,179.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,244.66 : 16,866.18 = 3,453 : x
  2. Step 2: Convert to fraction form
    11,244.66/16,866.18 = 3,453/x
  3. Step 3: Cross multiply
    11,244.66x = 16,866.18 × 3,453
  4. Step 4: Simplify right side
    11,244.66x = 58,238,919.54
  5. Step 5: Solve for x
    x = 58,238,919.54/11,244.66
  6. Step 6: Final answer
    x = 5,179.25

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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.