Home / 1,798.38-2,695.44-1,181.97

Finding the Fourth Proportional to 1,798.38, 2,695.44 and 1,181.97

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Solution

The fourth proportional to 1,798.38, 2,695.44 and 1,181.97 is: 1,771.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798.38 : 2,695.44 = 1,181.97 : x
  2. Step 2: Convert to fraction form
    1,798.38/2,695.44 = 1,181.97/x
  3. Step 3: Cross multiply
    1,798.38x = 2,695.44 × 1,181.97
  4. Step 4: Simplify right side
    1,798.38x = 3,185,929.22
  5. Step 5: Solve for x
    x = 3,185,929.22/1,798.38
  6. Step 6: Final answer
    x = 1,771.56

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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.