Home / 3,516.15-5,274.23-3,163.80

Finding the Fourth Proportional to 3,516.15, 5,274.23 and 3,163.80

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Solution

The fourth proportional to 3,516.15, 5,274.23 and 3,163.80 is: 4,745.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.15 : 5,274.23 = 3,163.80 : x
  2. Step 2: Convert to fraction form
    3,516.15/5,274.23 = 3,163.80/x
  3. Step 3: Cross multiply
    3,516.15x = 5,274.23 × 3,163.80
  4. Step 4: Simplify right side
    3,516.15x = 16,686,593.06
  5. Step 5: Solve for x
    x = 16,686,593.06/3,516.15
  6. Step 6: Final answer
    x = 4,745.70

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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.