Home / 10,906.93-16,361.93-3,512.17

Finding the Fourth Proportional to 10,906.93, 16,361.93 and 3,512.17

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Solution

The fourth proportional to 10,906.93, 16,361.93 and 3,512.17 is: 5,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,906.93 : 16,361.93 = 3,512.17 : x
  2. Step 2: Convert to fraction form
    10,906.93/16,361.93 = 3,512.17/x
  3. Step 3: Cross multiply
    10,906.93x = 16,361.93 × 3,512.17
  4. Step 4: Simplify right side
    10,906.93x = 57,465,879.69
  5. Step 5: Solve for x
    x = 57,465,879.69/10,906.93
  6. Step 6: Final answer
    x = 5,268.75

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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.