Home / 2,310.92-3,468.62-2,186.06

Finding the Fourth Proportional to 2,310.92, 3,468.62 and 2,186.06

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Solution

The fourth proportional to 2,310.92, 3,468.62 and 2,186.06 is: 3,281.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.92 : 3,468.62 = 2,186.06 : x
  2. Step 2: Convert to fraction form
    2,310.92/3,468.62 = 2,186.06/x
  3. Step 3: Cross multiply
    2,310.92x = 3,468.62 × 2,186.06
  4. Step 4: Simplify right side
    2,310.92x = 7,582,611.44
  5. Step 5: Solve for x
    x = 7,582,611.44/2,310.92
  6. Step 6: Final answer
    x = 3,281.21

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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.