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Finding the Fourth Proportional to 3,447.81, 5,168.07 and 1,600.17

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Solution

The fourth proportional to 3,447.81, 5,168.07 and 1,600.17 is: 2,398.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.81 : 5,168.07 = 1,600.17 : x
  2. Step 2: Convert to fraction form
    3,447.81/5,168.07 = 1,600.17/x
  3. Step 3: Cross multiply
    3,447.81x = 5,168.07 × 1,600.17
  4. Step 4: Simplify right side
    3,447.81x = 8,269,790.57
  5. Step 5: Solve for x
    x = 8,269,790.57/3,447.81
  6. Step 6: Final answer
    x = 2,398.56

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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.