Home / 3,898.41-5,847.43-1,433.08

Finding the Fourth Proportional to 3,898.41, 5,847.43 and 1,433.08

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Solution

The fourth proportional to 3,898.41, 5,847.43 and 1,433.08 is: 2,149.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898.41 : 5,847.43 = 1,433.08 : x
  2. Step 2: Convert to fraction form
    3,898.41/5,847.43 = 1,433.08/x
  3. Step 3: Cross multiply
    3,898.41x = 5,847.43 × 1,433.08
  4. Step 4: Simplify right side
    3,898.41x = 8,379,819.47
  5. Step 5: Solve for x
    x = 8,379,819.47/3,898.41
  6. Step 6: Final answer
    x = 2,149.55

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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.