Home / 2,556.25-3,837.05-2,265.61

Finding the Fourth Proportional to 2,556.25, 3,837.05 and 2,265.61

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Solution

The fourth proportional to 2,556.25, 3,837.05 and 2,265.61 is: 3,400.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556.25 : 3,837.05 = 2,265.61 : x
  2. Step 2: Convert to fraction form
    2,556.25/3,837.05 = 2,265.61/x
  3. Step 3: Cross multiply
    2,556.25x = 3,837.05 × 2,265.61
  4. Step 4: Simplify right side
    2,556.25x = 8,693,258.85
  5. Step 5: Solve for x
    x = 8,693,258.85/2,556.25
  6. Step 6: Final answer
    x = 3,400.79

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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.