Home / 2,728.26-4,091.64-1,062.12

Finding the Fourth Proportional to 2,728.26, 4,091.64 and 1,062.12

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Solution

The fourth proportional to 2,728.26, 4,091.64 and 1,062.12 is: 1,592.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728.26 : 4,091.64 = 1,062.12 : x
  2. Step 2: Convert to fraction form
    2,728.26/4,091.64 = 1,062.12/x
  3. Step 3: Cross multiply
    2,728.26x = 4,091.64 × 1,062.12
  4. Step 4: Simplify right side
    2,728.26x = 4,345,812.68
  5. Step 5: Solve for x
    x = 4,345,812.68/2,728.26
  6. Step 6: Final answer
    x = 1,592.89

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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.