Home / 8,942.82-13,414.23-3,099.43

Finding the Fourth Proportional to 8,942.82, 13,414.23 and 3,099.43

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Solution

The fourth proportional to 8,942.82, 13,414.23 and 3,099.43 is: 4,649.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.82 : 13,414.23 = 3,099.43 : x
  2. Step 2: Convert to fraction form
    8,942.82/13,414.23 = 3,099.43/x
  3. Step 3: Cross multiply
    8,942.82x = 13,414.23 × 3,099.43
  4. Step 4: Simplify right side
    8,942.82x = 41,576,483.66
  5. Step 5: Solve for x
    x = 41,576,483.66/8,942.82
  6. Step 6: Final answer
    x = 4,649.15

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1.5x scale

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.