Home / 3,401.08-5,098.35-1,861

Finding the Fourth Proportional to 3,401.08, 5,098.35 and 1,861

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Solution

The fourth proportional to 3,401.08, 5,098.35 and 1,861 is: 2,789.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.08 : 5,098.35 = 1,861 : x
  2. Step 2: Convert to fraction form
    3,401.08/5,098.35 = 1,861/x
  3. Step 3: Cross multiply
    3,401.08x = 5,098.35 × 1,861
  4. Step 4: Simplify right side
    3,401.08x = 9,488,029.35
  5. Step 5: Solve for x
    x = 9,488,029.35/3,401.08
  6. Step 6: Final answer
    x = 2,789.71

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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.