Home / 8,942.66-13,414.08-3,099.38

Finding the Fourth Proportional to 8,942.66, 13,414.08 and 3,099.38

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Solution

The fourth proportional to 8,942.66, 13,414.08 and 3,099.38 is: 4,649.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.66 : 13,414.08 = 3,099.38 : x
  2. Step 2: Convert to fraction form
    8,942.66/13,414.08 = 3,099.38/x
  3. Step 3: Cross multiply
    8,942.66x = 13,414.08 × 3,099.38
  4. Step 4: Simplify right side
    8,942.66x = 41,575,331.27
  5. Step 5: Solve for x
    x = 41,575,331.27/8,942.66
  6. Step 6: Final answer
    x = 4,649.10

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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.