Home / 2,001.26-2,757.68-1,550.42

Finding the Fourth Proportional to 2,001.26, 2,757.68 and 1,550.42

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Solution

The fourth proportional to 2,001.26, 2,757.68 and 1,550.42 is: 2,136.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.26 : 2,757.68 = 1,550.42 : x
  2. Step 2: Convert to fraction form
    2,001.26/2,757.68 = 1,550.42/x
  3. Step 3: Cross multiply
    2,001.26x = 2,757.68 × 1,550.42
  4. Step 4: Simplify right side
    2,001.26x = 4,275,562.23
  5. Step 5: Solve for x
    x = 4,275,562.23/2,001.26
  6. Step 6: Final answer
    x = 2,136.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.