Home / 3,629.89-5,011.82-2,834.11

Finding the Fourth Proportional to 3,629.89, 5,011.82 and 2,834.11

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Solution

The fourth proportional to 3,629.89, 5,011.82 and 2,834.11 is: 3,913.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.89 : 5,011.82 = 2,834.11 : x
  2. Step 2: Convert to fraction form
    3,629.89/5,011.82 = 2,834.11/x
  3. Step 3: Cross multiply
    3,629.89x = 5,011.82 × 2,834.11
  4. Step 4: Simplify right side
    3,629.89x = 14,204,049.18
  5. Step 5: Solve for x
    x = 14,204,049.18/3,629.89
  6. Step 6: Final answer
    x = 3,913.08

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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.