Home / 2,604.62-3,904.79-1,217.27

Finding the Fourth Proportional to 2,604.62, 3,904.79 and 1,217.27

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Solution

The fourth proportional to 2,604.62, 3,904.79 and 1,217.27 is: 1,824.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,604.62 : 3,904.79 = 1,217.27 : x
  2. Step 2: Convert to fraction form
    2,604.62/3,904.79 = 1,217.27/x
  3. Step 3: Cross multiply
    2,604.62x = 3,904.79 × 1,217.27
  4. Step 4: Simplify right side
    2,604.62x = 4,753,158.11
  5. Step 5: Solve for x
    x = 4,753,158.11/2,604.62
  6. Step 6: Final answer
    x = 1,824.90

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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.