Home / 11,933.21-17,898.41-3,168.80

Finding the Fourth Proportional to 11,933.21, 17,898.41 and 3,168.80

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Solution

The fourth proportional to 11,933.21, 17,898.41 and 3,168.80 is: 4,752.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.21 : 17,898.41 = 3,168.80 : x
  2. Step 2: Convert to fraction form
    11,933.21/17,898.41 = 3,168.80/x
  3. Step 3: Cross multiply
    11,933.21x = 17,898.41 × 3,168.80
  4. Step 4: Simplify right side
    11,933.21x = 56,716,481.61
  5. Step 5: Solve for x
    x = 56,716,481.61/11,933.21
  6. Step 6: Final answer
    x = 4,752.83

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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.