Home / 8,914.12-13,369.90-2,757.32

Finding the Fourth Proportional to 8,914.12, 13,369.90 and 2,757.32

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Solution

The fourth proportional to 8,914.12, 13,369.90 and 2,757.32 is: 4,135.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.12 : 13,369.90 = 2,757.32 : x
  2. Step 2: Convert to fraction form
    8,914.12/13,369.90 = 2,757.32/x
  3. Step 3: Cross multiply
    8,914.12x = 13,369.90 × 2,757.32
  4. Step 4: Simplify right side
    8,914.12x = 36,865,092.67
  5. Step 5: Solve for x
    x = 36,865,092.67/8,914.12
  6. Step 6: Final answer
    x = 4,135.58

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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.