Home / 5,276.27-7,910.48-3,195.79

Finding the Fourth Proportional to 5,276.27, 7,910.48 and 3,195.79

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Solution

The fourth proportional to 5,276.27, 7,910.48 and 3,195.79 is: 4,791.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.27 : 7,910.48 = 3,195.79 : x
  2. Step 2: Convert to fraction form
    5,276.27/7,910.48 = 3,195.79/x
  3. Step 3: Cross multiply
    5,276.27x = 7,910.48 × 3,195.79
  4. Step 4: Simplify right side
    5,276.27x = 25,280,221.09
  5. Step 5: Solve for x
    x = 25,280,221.09/5,276.27
  6. Step 6: Final answer
    x = 4,791.30

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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.