Home / 11,891.21-17,841.53-4,497.73

Finding the Fourth Proportional to 11,891.21, 17,841.53 and 4,497.73

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Solution

The fourth proportional to 11,891.21, 17,841.53 and 4,497.73 is: 6,748.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,891.21 : 17,841.53 = 4,497.73 : x
  2. Step 2: Convert to fraction form
    11,891.21/17,841.53 = 4,497.73/x
  3. Step 3: Cross multiply
    11,891.21x = 17,841.53 × 4,497.73
  4. Step 4: Simplify right side
    11,891.21x = 80,246,351.37
  5. Step 5: Solve for x
    x = 80,246,351.37/11,891.21
  6. Step 6: Final answer
    x = 6,748.38

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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.