Home / 1,611.54-2,418.66-1,150.44

Finding the Fourth Proportional to 1,611.54, 2,418.66 and 1,150.44

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Solution

The fourth proportional to 1,611.54, 2,418.66 and 1,150.44 is: 1,726.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611.54 : 2,418.66 = 1,150.44 : x
  2. Step 2: Convert to fraction form
    1,611.54/2,418.66 = 1,150.44/x
  3. Step 3: Cross multiply
    1,611.54x = 2,418.66 × 1,150.44
  4. Step 4: Simplify right side
    1,611.54x = 2,782,523.21
  5. Step 5: Solve for x
    x = 2,782,523.21/1,611.54
  6. Step 6: Final answer
    x = 1,726.62

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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.