Home / 7,521.82-11,286.84-3,824.35

Finding the Fourth Proportional to 7,521.82, 11,286.84 and 3,824.35

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Solution

The fourth proportional to 7,521.82, 11,286.84 and 3,824.35 is: 5,738.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.82 : 11,286.84 = 3,824.35 : x
  2. Step 2: Convert to fraction form
    7,521.82/11,286.84 = 3,824.35/x
  3. Step 3: Cross multiply
    7,521.82x = 11,286.84 × 3,824.35
  4. Step 4: Simplify right side
    7,521.82x = 43,164,826.55
  5. Step 5: Solve for x
    x = 43,164,826.55/7,521.82
  6. Step 6: Final answer
    x = 5,738.61

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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.