Home / 11,240.07-16,855.71-4,216.24

Finding the Fourth Proportional to 11,240.07, 16,855.71 and 4,216.24

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Solution

The fourth proportional to 11,240.07, 16,855.71 and 4,216.24 is: 6,322.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.07 : 16,855.71 = 4,216.24 : x
  2. Step 2: Convert to fraction form
    11,240.07/16,855.71 = 4,216.24/x
  3. Step 3: Cross multiply
    11,240.07x = 16,855.71 × 4,216.24
  4. Step 4: Simplify right side
    11,240.07x = 71,067,718.73
  5. Step 5: Solve for x
    x = 71,067,718.73/11,240.07
  6. Step 6: Final answer
    x = 6,322.71

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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.