Home / 11,604.12-17,399.64-3,812.28

Finding the Fourth Proportional to 11,604.12, 17,399.64 and 3,812.28

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Solution

The fourth proportional to 11,604.12, 17,399.64 and 3,812.28 is: 5,716.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,604.12 : 17,399.64 = 3,812.28 : x
  2. Step 2: Convert to fraction form
    11,604.12/17,399.64 = 3,812.28/x
  3. Step 3: Cross multiply
    11,604.12x = 17,399.64 × 3,812.28
  4. Step 4: Simplify right side
    11,604.12x = 66,332,299.58
  5. Step 5: Solve for x
    x = 66,332,299.58/11,604.12
  6. Step 6: Final answer
    x = 5,716.27

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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.