Home / 2,017.26-3,025.78-630.44

Finding the Fourth Proportional to 2,017.26, 3,025.78 and 630.44

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Solution

The fourth proportional to 2,017.26, 3,025.78 and 630.44 is: 945.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017.26 : 3,025.78 = 630.44 : x
  2. Step 2: Convert to fraction form
    2,017.26/3,025.78 = 630.44/x
  3. Step 3: Cross multiply
    2,017.26x = 3,025.78 × 630.44
  4. Step 4: Simplify right side
    2,017.26x = 1,907,556.04
  5. Step 5: Solve for x
    x = 1,907,556.04/2,017.26
  6. Step 6: Final answer
    x = 945.62

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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.