Home / 2,405.97-3,610.58-1,107.54

Finding the Fourth Proportional to 2,405.97, 3,610.58 and 1,107.54

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Solution

The fourth proportional to 2,405.97, 3,610.58 and 1,107.54 is: 1,662.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.97 : 3,610.58 = 1,107.54 : x
  2. Step 2: Convert to fraction form
    2,405.97/3,610.58 = 1,107.54/x
  3. Step 3: Cross multiply
    2,405.97x = 3,610.58 × 1,107.54
  4. Step 4: Simplify right side
    2,405.97x = 3,998,856.24
  5. Step 5: Solve for x
    x = 3,998,856.24/2,405.97
  6. Step 6: Final answer
    x = 1,662.06

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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.