Home / 2,731.26-4,096.88-1,192.26

Finding the Fourth Proportional to 2,731.26, 4,096.88 and 1,192.26

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Solution

The fourth proportional to 2,731.26, 4,096.88 and 1,192.26 is: 1,788.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.26 : 4,096.88 = 1,192.26 : x
  2. Step 2: Convert to fraction form
    2,731.26/4,096.88 = 1,192.26/x
  3. Step 3: Cross multiply
    2,731.26x = 4,096.88 × 1,192.26
  4. Step 4: Simplify right side
    2,731.26x = 4,884,546.15
  5. Step 5: Solve for x
    x = 4,884,546.15/2,731.26
  6. Step 6: Final answer
    x = 1,788.39

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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.