Home / 8,914.16-13,375.80-3,653

Finding the Fourth Proportional to 8,914.16, 13,375.80 and 3,653

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Solution

The fourth proportional to 8,914.16, 13,375.80 and 3,653 is: 5,481.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.16 : 13,375.80 = 3,653 : x
  2. Step 2: Convert to fraction form
    8,914.16/13,375.80 = 3,653/x
  3. Step 3: Cross multiply
    8,914.16x = 13,375.80 × 3,653
  4. Step 4: Simplify right side
    8,914.16x = 48,861,797.40
  5. Step 5: Solve for x
    x = 48,861,797.40/8,914.16
  6. Step 6: Final answer
    x = 5,481.37

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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.