Home / 2,078.73-3,117.24-1,104.66

Finding the Fourth Proportional to 2,078.73, 3,117.24 and 1,104.66

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Solution

The fourth proportional to 2,078.73, 3,117.24 and 1,104.66 is: 1,656.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078.73 : 3,117.24 = 1,104.66 : x
  2. Step 2: Convert to fraction form
    2,078.73/3,117.24 = 1,104.66/x
  3. Step 3: Cross multiply
    2,078.73x = 3,117.24 × 1,104.66
  4. Step 4: Simplify right side
    2,078.73x = 3,443,490.34
  5. Step 5: Solve for x
    x = 3,443,490.34/2,078.73
  6. Step 6: Final answer
    x = 1,656.54

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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.