Home / 2,725.46-4,084.10-2,028.86

Finding the Fourth Proportional to 2,725.46, 4,084.10 and 2,028.86

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Solution

The fourth proportional to 2,725.46, 4,084.10 and 2,028.86 is: 3,040.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725.46 : 4,084.10 = 2,028.86 : x
  2. Step 2: Convert to fraction form
    2,725.46/4,084.10 = 2,028.86/x
  3. Step 3: Cross multiply
    2,725.46x = 4,084.10 × 2,028.86
  4. Step 4: Simplify right side
    2,725.46x = 8,286,067.13
  5. Step 5: Solve for x
    x = 8,286,067.13/2,725.46
  6. Step 6: Final answer
    x = 3,040.25

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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.