Home / 3,447.11-5,171.27-1,500.68

Finding the Fourth Proportional to 3,447.11, 5,171.27 and 1,500.68

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Solution

The fourth proportional to 3,447.11, 5,171.27 and 1,500.68 is: 2,251.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.11 : 5,171.27 = 1,500.68 : x
  2. Step 2: Convert to fraction form
    3,447.11/5,171.27 = 1,500.68/x
  3. Step 3: Cross multiply
    3,447.11x = 5,171.27 × 1,500.68
  4. Step 4: Simplify right side
    3,447.11x = 7,760,388.10
  5. Step 5: Solve for x
    x = 7,760,388.10/3,447.11
  6. Step 6: Final answer
    x = 2,251.28

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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.