Home / 3,447.03-5,171.94-1,255.98

Finding the Fourth Proportional to 3,447.03, 5,171.94 and 1,255.98

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Solution

The fourth proportional to 3,447.03, 5,171.94 and 1,255.98 is: 1,884.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.03 : 5,171.94 = 1,255.98 : x
  2. Step 2: Convert to fraction form
    3,447.03/5,171.94 = 1,255.98/x
  3. Step 3: Cross multiply
    3,447.03x = 5,171.94 × 1,255.98
  4. Step 4: Simplify right side
    3,447.03x = 6,495,853.20
  5. Step 5: Solve for x
    x = 6,495,853.20/3,447.03
  6. Step 6: Final answer
    x = 1,884.48

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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.