Home / 8,942.09-13,414.35-3,396.02

Finding the Fourth Proportional to 8,942.09, 13,414.35 and 3,396.02

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Solution

The fourth proportional to 8,942.09, 13,414.35 and 3,396.02 is: 5,094.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.09 : 13,414.35 = 3,396.02 : x
  2. Step 2: Convert to fraction form
    8,942.09/13,414.35 = 3,396.02/x
  3. Step 3: Cross multiply
    8,942.09x = 13,414.35 × 3,396.02
  4. Step 4: Simplify right side
    8,942.09x = 45,555,333.82
  5. Step 5: Solve for x
    x = 45,555,333.82/8,942.09
  6. Step 6: Final answer
    x = 5,094.49

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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.