Home / 2,753.26-4,127.97-1,021.42

Finding the Fourth Proportional to 2,753.26, 4,127.97 and 1,021.42

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Solution

The fourth proportional to 2,753.26, 4,127.97 and 1,021.42 is: 1,531.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.26 : 4,127.97 = 1,021.42 : x
  2. Step 2: Convert to fraction form
    2,753.26/4,127.97 = 1,021.42/x
  3. Step 3: Cross multiply
    2,753.26x = 4,127.97 × 1,021.42
  4. Step 4: Simplify right side
    2,753.26x = 4,216,391.12
  5. Step 5: Solve for x
    x = 4,216,391.12/2,753.26
  6. Step 6: Final answer
    x = 1,531.42

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1.5x scale

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.