Home / 3,657.24-5,480.39-3,383.87

Finding the Fourth Proportional to 3,657.24, 5,480.39 and 3,383.87

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Solution

The fourth proportional to 3,657.24, 5,480.39 and 3,383.87 is: 5,070.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.24 : 5,480.39 = 3,383.87 : x
  2. Step 2: Convert to fraction form
    3,657.24/5,480.39 = 3,383.87/x
  3. Step 3: Cross multiply
    3,657.24x = 5,480.39 × 3,383.87
  4. Step 4: Simplify right side
    3,657.24x = 18,544,882.99
  5. Step 5: Solve for x
    x = 18,544,882.99/3,657.24
  6. Step 6: Final answer
    x = 5,070.73

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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.