Home / 2,891.61-4,334.68-2,626.44

Finding the Fourth Proportional to 2,891.61, 4,334.68 and 2,626.44

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Solution

The fourth proportional to 2,891.61, 4,334.68 and 2,626.44 is: 3,937.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891.61 : 4,334.68 = 2,626.44 : x
  2. Step 2: Convert to fraction form
    2,891.61/4,334.68 = 2,626.44/x
  3. Step 3: Cross multiply
    2,891.61x = 4,334.68 × 2,626.44
  4. Step 4: Simplify right side
    2,891.61x = 11,384,763.97
  5. Step 5: Solve for x
    x = 11,384,763.97/2,891.61
  6. Step 6: Final answer
    x = 3,937.17

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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.