Home / 5,416.38-8,124.03-3,672.59

Finding the Fourth Proportional to 5,416.38, 8,124.03 and 3,672.59

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Solution

The fourth proportional to 5,416.38, 8,124.03 and 3,672.59 is: 5,508.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416.38 : 8,124.03 = 3,672.59 : x
  2. Step 2: Convert to fraction form
    5,416.38/8,124.03 = 3,672.59/x
  3. Step 3: Cross multiply
    5,416.38x = 8,124.03 × 3,672.59
  4. Step 4: Simplify right side
    5,416.38x = 29,836,190.72
  5. Step 5: Solve for x
    x = 29,836,190.72/5,416.38
  6. Step 6: Final answer
    x = 5,508.51

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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.