Home / 5,414.86-8,119.05-2,294.38

Finding the Fourth Proportional to 5,414.86, 8,119.05 and 2,294.38

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Solution

The fourth proportional to 5,414.86, 8,119.05 and 2,294.38 is: 3,440.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.86 : 8,119.05 = 2,294.38 : x
  2. Step 2: Convert to fraction form
    5,414.86/8,119.05 = 2,294.38/x
  3. Step 3: Cross multiply
    5,414.86x = 8,119.05 × 2,294.38
  4. Step 4: Simplify right side
    5,414.86x = 18,628,185.94
  5. Step 5: Solve for x
    x = 18,628,185.94/5,414.86
  6. Step 6: Final answer
    x = 3,440.20

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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.