Home / 11,448.39-17,173.28-3,551.66

Finding the Fourth Proportional to 11,448.39, 17,173.28 and 3,551.66

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Solution

The fourth proportional to 11,448.39, 17,173.28 and 3,551.66 is: 5,327.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,448.39 : 17,173.28 = 3,551.66 : x
  2. Step 2: Convert to fraction form
    11,448.39/17,173.28 = 3,551.66/x
  3. Step 3: Cross multiply
    11,448.39x = 17,173.28 × 3,551.66
  4. Step 4: Simplify right side
    11,448.39x = 60,993,651.64
  5. Step 5: Solve for x
    x = 60,993,651.64/11,448.39
  6. Step 6: Final answer
    x = 5,327.71

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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.