Home / 2,519.31-3,777.84-1,349.13

Finding the Fourth Proportional to 2,519.31, 3,777.84 and 1,349.13

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Solution

The fourth proportional to 2,519.31, 3,777.84 and 1,349.13 is: 2,023.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.31 : 3,777.84 = 1,349.13 : x
  2. Step 2: Convert to fraction form
    2,519.31/3,777.84 = 1,349.13/x
  3. Step 3: Cross multiply
    2,519.31x = 3,777.84 × 1,349.13
  4. Step 4: Simplify right side
    2,519.31x = 5,096,797.28
  5. Step 5: Solve for x
    x = 5,096,797.28/2,519.31
  6. Step 6: Final answer
    x = 2,023.09

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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.