Home / 5,898.57-8,139.33-3,380.53

Finding the Fourth Proportional to 5,898.57, 8,139.33 and 3,380.53

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Solution

The fourth proportional to 5,898.57, 8,139.33 and 3,380.53 is: 4,664.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,898.57 : 8,139.33 = 3,380.53 : x
  2. Step 2: Convert to fraction form
    5,898.57/8,139.33 = 3,380.53/x
  3. Step 3: Cross multiply
    5,898.57x = 8,139.33 × 3,380.53
  4. Step 4: Simplify right side
    5,898.57x = 27,515,249.24
  5. Step 5: Solve for x
    x = 27,515,249.24/5,898.57
  6. Step 6: Final answer
    x = 4,664.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.