Home / 11,479.73-17,217.98-3,687.53

Finding the Fourth Proportional to 11,479.73, 17,217.98 and 3,687.53

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Solution

The fourth proportional to 11,479.73, 17,217.98 and 3,687.53 is: 5,530.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,479.73 : 17,217.98 = 3,687.53 : x
  2. Step 2: Convert to fraction form
    11,479.73/17,217.98 = 3,687.53/x
  3. Step 3: Cross multiply
    11,479.73x = 17,217.98 × 3,687.53
  4. Step 4: Simplify right side
    11,479.73x = 63,491,799.35
  5. Step 5: Solve for x
    x = 63,491,799.35/11,479.73
  6. Step 6: Final answer
    x = 5,530.77

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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.