Home / 11,378.25-17,067.42-3,587.04

Finding the Fourth Proportional to 11,378.25, 17,067.42 and 3,587.04

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Solution

The fourth proportional to 11,378.25, 17,067.42 and 3,587.04 is: 5,380.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378.25 : 17,067.42 = 3,587.04 : x
  2. Step 2: Convert to fraction form
    11,378.25/17,067.42 = 3,587.04/x
  3. Step 3: Cross multiply
    11,378.25x = 17,067.42 × 3,587.04
  4. Step 4: Simplify right side
    11,378.25x = 61,221,518.24
  5. Step 5: Solve for x
    x = 61,221,518.24/11,378.25
  6. Step 6: Final answer
    x = 5,380.57

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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.