Home / 2,069.62-3,105.99-1,095.94

Finding the Fourth Proportional to 2,069.62, 3,105.99 and 1,095.94

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Solution

The fourth proportional to 2,069.62, 3,105.99 and 1,095.94 is: 1,644.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.62 : 3,105.99 = 1,095.94 : x
  2. Step 2: Convert to fraction form
    2,069.62/3,105.99 = 1,095.94/x
  3. Step 3: Cross multiply
    2,069.62x = 3,105.99 × 1,095.94
  4. Step 4: Simplify right side
    2,069.62x = 3,403,978.68
  5. Step 5: Solve for x
    x = 3,403,978.68/2,069.62
  6. Step 6: Final answer
    x = 1,644.74

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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.