Home / 2,246.90-3,371.78-1,092.02

Finding the Fourth Proportional to 2,246.90, 3,371.78 and 1,092.02

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Solution

The fourth proportional to 2,246.90, 3,371.78 and 1,092.02 is: 1,638.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.90 : 3,371.78 = 1,092.02 : x
  2. Step 2: Convert to fraction form
    2,246.90/3,371.78 = 1,092.02/x
  3. Step 3: Cross multiply
    2,246.90x = 3,371.78 × 1,092.02
  4. Step 4: Simplify right side
    2,246.90x = 3,682,037.07
  5. Step 5: Solve for x
    x = 3,682,037.07/2,246.90
  6. Step 6: Final answer
    x = 1,638.72

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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.