Home / 3,610.83-5,388.22-3,195.60

Finding the Fourth Proportional to 3,610.83, 5,388.22 and 3,195.60

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Solution

The fourth proportional to 3,610.83, 5,388.22 and 3,195.60 is: 4,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.83 : 5,388.22 = 3,195.60 : x
  2. Step 2: Convert to fraction form
    3,610.83/5,388.22 = 3,195.60/x
  3. Step 3: Cross multiply
    3,610.83x = 5,388.22 × 3,195.60
  4. Step 4: Simplify right side
    3,610.83x = 17,218,609.93
  5. Step 5: Solve for x
    x = 17,218,609.93/3,610.83
  6. Step 6: Final answer
    x = 4,768.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.