Home / 2,310.61-3,467.28-850.79

Finding the Fourth Proportional to 2,310.61, 3,467.28 and 850.79

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Solution

The fourth proportional to 2,310.61, 3,467.28 and 850.79 is: 1,276.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.61 : 3,467.28 = 850.79 : x
  2. Step 2: Convert to fraction form
    2,310.61/3,467.28 = 850.79/x
  3. Step 3: Cross multiply
    2,310.61x = 3,467.28 × 850.79
  4. Step 4: Simplify right side
    2,310.61x = 2,949,927.15
  5. Step 5: Solve for x
    x = 2,949,927.15/2,310.61
  6. Step 6: Final answer
    x = 1,276.69

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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.