Home / 3,480.68-5,222.46-2,094.86

Finding the Fourth Proportional to 3,480.68, 5,222.46 and 2,094.86

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Solution

The fourth proportional to 3,480.68, 5,222.46 and 2,094.86 is: 3,143.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480.68 : 5,222.46 = 2,094.86 : x
  2. Step 2: Convert to fraction form
    3,480.68/5,222.46 = 2,094.86/x
  3. Step 3: Cross multiply
    3,480.68x = 5,222.46 × 2,094.86
  4. Step 4: Simplify right side
    3,480.68x = 10,940,322.56
  5. Step 5: Solve for x
    x = 10,940,322.56/3,480.68
  6. Step 6: Final answer
    x = 3,143.16

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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.