Home / 2,874.22-4,311.36-1,144.06

Finding the Fourth Proportional to 2,874.22, 4,311.36 and 1,144.06

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Solution

The fourth proportional to 2,874.22, 4,311.36 and 1,144.06 is: 1,716.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874.22 : 4,311.36 = 1,144.06 : x
  2. Step 2: Convert to fraction form
    2,874.22/4,311.36 = 1,144.06/x
  3. Step 3: Cross multiply
    2,874.22x = 4,311.36 × 1,144.06
  4. Step 4: Simplify right side
    2,874.22x = 4,932,454.52
  5. Step 5: Solve for x
    x = 4,932,454.52/2,874.22
  6. Step 6: Final answer
    x = 1,716.10

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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.