Home / 9,181.98-13,770.90-2,608.02

Finding the Fourth Proportional to 9,181.98, 13,770.90 and 2,608.02

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Solution

The fourth proportional to 9,181.98, 13,770.90 and 2,608.02 is: 3,911.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.98 : 13,770.90 = 2,608.02 : x
  2. Step 2: Convert to fraction form
    9,181.98/13,770.90 = 2,608.02/x
  3. Step 3: Cross multiply
    9,181.98x = 13,770.90 × 2,608.02
  4. Step 4: Simplify right side
    9,181.98x = 35,914,782.62
  5. Step 5: Solve for x
    x = 35,914,782.62/9,181.98
  6. Step 6: Final answer
    x = 3,911.44

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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.