Home / 10,194.30-15,295.77-3,958.71

Finding the Fourth Proportional to 10,194.30, 15,295.77 and 3,958.71

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Solution

The fourth proportional to 10,194.30, 15,295.77 and 3,958.71 is: 5,939.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,194.30 : 15,295.77 = 3,958.71 : x
  2. Step 2: Convert to fraction form
    10,194.30/15,295.77 = 3,958.71/x
  3. Step 3: Cross multiply
    10,194.30x = 15,295.77 × 3,958.71
  4. Step 4: Simplify right side
    10,194.30x = 60,551,517.66
  5. Step 5: Solve for x
    x = 60,551,517.66/10,194.30
  6. Step 6: Final answer
    x = 5,939.74

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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.