Home / 10,855.21-16,282.22-3,063.61

Finding the Fourth Proportional to 10,855.21, 16,282.22 and 3,063.61

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Solution

The fourth proportional to 10,855.21, 16,282.22 and 3,063.61 is: 4,595.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,855.21 : 16,282.22 = 3,063.61 : x
  2. Step 2: Convert to fraction form
    10,855.21/16,282.22 = 3,063.61/x
  3. Step 3: Cross multiply
    10,855.21x = 16,282.22 × 3,063.61
  4. Step 4: Simplify right side
    10,855.21x = 49,882,356.70
  5. Step 5: Solve for x
    x = 49,882,356.70/10,855.21
  6. Step 6: Final answer
    x = 4,595.25

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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.