Home / 11,276.26-16,914.58-3,485

Finding the Fourth Proportional to 11,276.26, 16,914.58 and 3,485

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Solution

The fourth proportional to 11,276.26, 16,914.58 and 3,485 is: 5,227.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,276.26 : 16,914.58 = 3,485 : x
  2. Step 2: Convert to fraction form
    11,276.26/16,914.58 = 3,485/x
  3. Step 3: Cross multiply
    11,276.26x = 16,914.58 × 3,485
  4. Step 4: Simplify right side
    11,276.26x = 58,947,311.30
  5. Step 5: Solve for x
    x = 58,947,311.30/11,276.26
  6. Step 6: Final answer
    x = 5,227.56

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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.