Home / 10,193.71-15,284.24-3,171.73

Finding the Fourth Proportional to 10,193.71, 15,284.24 and 3,171.73

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Solution

The fourth proportional to 10,193.71, 15,284.24 and 3,171.73 is: 4,755.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,193.71 : 15,284.24 = 3,171.73 : x
  2. Step 2: Convert to fraction form
    10,193.71/15,284.24 = 3,171.73/x
  3. Step 3: Cross multiply
    10,193.71x = 15,284.24 × 3,171.73
  4. Step 4: Simplify right side
    10,193.71x = 48,477,529.85
  5. Step 5: Solve for x
    x = 48,477,529.85/10,193.71
  6. Step 6: Final answer
    x = 4,755.63

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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.