Home / 2,072.31-3,103.92-1,606.44

Finding the Fourth Proportional to 2,072.31, 3,103.92 and 1,606.44

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Solution

The fourth proportional to 2,072.31, 3,103.92 and 1,606.44 is: 2,406.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072.31 : 3,103.92 = 1,606.44 : x
  2. Step 2: Convert to fraction form
    2,072.31/3,103.92 = 1,606.44/x
  3. Step 3: Cross multiply
    2,072.31x = 3,103.92 × 1,606.44
  4. Step 4: Simplify right side
    2,072.31x = 4,986,261.24
  5. Step 5: Solve for x
    x = 4,986,261.24/2,072.31
  6. Step 6: Final answer
    x = 2,406.14

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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.