Home / 2,181.51-3,273.23-1,244.42

Finding the Fourth Proportional to 2,181.51, 3,273.23 and 1,244.42

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Solution

The fourth proportional to 2,181.51, 3,273.23 and 1,244.42 is: 1,867.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181.51 : 3,273.23 = 1,244.42 : x
  2. Step 2: Convert to fraction form
    2,181.51/3,273.23 = 1,244.42/x
  3. Step 3: Cross multiply
    2,181.51x = 3,273.23 × 1,244.42
  4. Step 4: Simplify right side
    2,181.51x = 4,073,272.88
  5. Step 5: Solve for x
    x = 4,073,272.88/2,181.51
  6. Step 6: Final answer
    x = 1,867.18

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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.