Home / 1,719.62-2,575.37-1,092.68

Finding the Fourth Proportional to 1,719.62, 2,575.37 and 1,092.68

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Solution

The fourth proportional to 1,719.62, 2,575.37 and 1,092.68 is: 1,636.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719.62 : 2,575.37 = 1,092.68 : x
  2. Step 2: Convert to fraction form
    1,719.62/2,575.37 = 1,092.68/x
  3. Step 3: Cross multiply
    1,719.62x = 2,575.37 × 1,092.68
  4. Step 4: Simplify right side
    1,719.62x = 2,814,036.95
  5. Step 5: Solve for x
    x = 2,814,036.95/1,719.62
  6. Step 6: Final answer
    x = 1,636.43

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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.