Home / 2,771.22-4,144.68-2,411.58

Finding the Fourth Proportional to 2,771.22, 4,144.68 and 2,411.58

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Solution

The fourth proportional to 2,771.22, 4,144.68 and 2,411.58 is: 3,606.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771.22 : 4,144.68 = 2,411.58 : x
  2. Step 2: Convert to fraction form
    2,771.22/4,144.68 = 2,411.58/x
  3. Step 3: Cross multiply
    2,771.22x = 4,144.68 × 2,411.58
  4. Step 4: Simplify right side
    2,771.22x = 9,995,227.39
  5. Step 5: Solve for x
    x = 9,995,227.39/2,771.22
  6. Step 6: Final answer
    x = 3,606.80

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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.