Home / 3,447.46-5,169.59-1,107.03

Finding the Fourth Proportional to 3,447.46, 5,169.59 and 1,107.03

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Solution

The fourth proportional to 3,447.46, 5,169.59 and 1,107.03 is: 1,660.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.46 : 5,169.59 = 1,107.03 : x
  2. Step 2: Convert to fraction form
    3,447.46/5,169.59 = 1,107.03/x
  3. Step 3: Cross multiply
    3,447.46x = 5,169.59 × 1,107.03
  4. Step 4: Simplify right side
    3,447.46x = 5,722,891.22
  5. Step 5: Solve for x
    x = 5,722,891.22/3,447.46
  6. Step 6: Final answer
    x = 1,660.03

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1.5x scale

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.