Home / 11,376.61-17,067.17-3,480.23

Finding the Fourth Proportional to 11,376.61, 17,067.17 and 3,480.23

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Solution

The fourth proportional to 11,376.61, 17,067.17 and 3,480.23 is: 5,221.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,376.61 : 17,067.17 = 3,480.23 : x
  2. Step 2: Convert to fraction form
    11,376.61/17,067.17 = 3,480.23/x
  3. Step 3: Cross multiply
    11,376.61x = 17,067.17 × 3,480.23
  4. Step 4: Simplify right side
    11,376.61x = 59,397,728.42
  5. Step 5: Solve for x
    x = 59,397,728.42/11,376.61
  6. Step 6: Final answer
    x = 5,221.04

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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.