Home / 2,637.36-3,958.47-1,404

Finding the Fourth Proportional to 2,637.36, 3,958.47 and 1,404

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Solution

The fourth proportional to 2,637.36, 3,958.47 and 1,404 is: 2,107.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637.36 : 3,958.47 = 1,404 : x
  2. Step 2: Convert to fraction form
    2,637.36/3,958.47 = 1,404/x
  3. Step 3: Cross multiply
    2,637.36x = 3,958.47 × 1,404
  4. Step 4: Simplify right side
    2,637.36x = 5,557,691.88
  5. Step 5: Solve for x
    x = 5,557,691.88/2,637.36
  6. Step 6: Final answer
    x = 2,107.29

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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.