Home / 5,414.25-8,122.37-1,717.41

Finding the Fourth Proportional to 5,414.25, 8,122.37 and 1,717.41

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Solution

The fourth proportional to 5,414.25, 8,122.37 and 1,717.41 is: 2,576.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.25 : 8,122.37 = 1,717.41 : x
  2. Step 2: Convert to fraction form
    5,414.25/8,122.37 = 1,717.41/x
  3. Step 3: Cross multiply
    5,414.25x = 8,122.37 × 1,717.41
  4. Step 4: Simplify right side
    5,414.25x = 13,949,439.46
  5. Step 5: Solve for x
    x = 13,949,439.46/5,414.25
  6. Step 6: Final answer
    x = 2,576.43

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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.