Home / 2,736.32-4,098.36-1,273.28

Finding the Fourth Proportional to 2,736.32, 4,098.36 and 1,273.28

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Solution

The fourth proportional to 2,736.32, 4,098.36 and 1,273.28 is: 1,907.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.32 : 4,098.36 = 1,273.28 : x
  2. Step 2: Convert to fraction form
    2,736.32/4,098.36 = 1,273.28/x
  3. Step 3: Cross multiply
    2,736.32x = 4,098.36 × 1,273.28
  4. Step 4: Simplify right side
    2,736.32x = 5,218,359.82
  5. Step 5: Solve for x
    x = 5,218,359.82/2,736.32
  6. Step 6: Final answer
    x = 1,907.07

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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.