Home / 1,992.68-2,749.65-1,096.27

Finding the Fourth Proportional to 1,992.68, 2,749.65 and 1,096.27

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Solution

The fourth proportional to 1,992.68, 2,749.65 and 1,096.27 is: 1,512.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992.68 : 2,749.65 = 1,096.27 : x
  2. Step 2: Convert to fraction form
    1,992.68/2,749.65 = 1,096.27/x
  3. Step 3: Cross multiply
    1,992.68x = 2,749.65 × 1,096.27
  4. Step 4: Simplify right side
    1,992.68x = 3,014,339.58
  5. Step 5: Solve for x
    x = 3,014,339.58/1,992.68
  6. Step 6: Final answer
    x = 1,512.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.