Home / 3,447.52-5,170.23-1,106.96

Finding the Fourth Proportional to 3,447.52, 5,170.23 and 1,106.96

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Solution

The fourth proportional to 3,447.52, 5,170.23 and 1,106.96 is: 1,660.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.52 : 5,170.23 = 1,106.96 : x
  2. Step 2: Convert to fraction form
    3,447.52/5,170.23 = 1,106.96/x
  3. Step 3: Cross multiply
    3,447.52x = 5,170.23 × 1,106.96
  4. Step 4: Simplify right side
    3,447.52x = 5,723,211.95
  5. Step 5: Solve for x
    x = 5,723,211.95/3,447.52
  6. Step 6: Final answer
    x = 1,660.10

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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.