Home / 11,378.61-17,067.92-4,448.25

Finding the Fourth Proportional to 11,378.61, 17,067.92 and 4,448.25

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Solution

The fourth proportional to 11,378.61, 17,067.92 and 4,448.25 is: 6,672.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378.61 : 17,067.92 = 4,448.25 : x
  2. Step 2: Convert to fraction form
    11,378.61/17,067.92 = 4,448.25/x
  3. Step 3: Cross multiply
    11,378.61x = 17,067.92 × 4,448.25
  4. Step 4: Simplify right side
    11,378.61x = 75,922,352.90
  5. Step 5: Solve for x
    x = 75,922,352.90/11,378.61
  6. Step 6: Final answer
    x = 6,672.38

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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.