Home / 2,694.06-4,040.28-845.64

Finding the Fourth Proportional to 2,694.06, 4,040.28 and 845.64

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Solution

The fourth proportional to 2,694.06, 4,040.28 and 845.64 is: 1,268.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.06 : 4,040.28 = 845.64 : x
  2. Step 2: Convert to fraction form
    2,694.06/4,040.28 = 845.64/x
  3. Step 3: Cross multiply
    2,694.06x = 4,040.28 × 845.64
  4. Step 4: Simplify right side
    2,694.06x = 3,416,622.38
  5. Step 5: Solve for x
    x = 3,416,622.38/2,694.06
  6. Step 6: Final answer
    x = 1,268.21

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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.