Home / 2,974.11-4,103.22-2,344.74

Finding the Fourth Proportional to 2,974.11, 4,103.22 and 2,344.74

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Solution

The fourth proportional to 2,974.11, 4,103.22 and 2,344.74 is: 3,234.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.11 : 4,103.22 = 2,344.74 : x
  2. Step 2: Convert to fraction form
    2,974.11/4,103.22 = 2,344.74/x
  3. Step 3: Cross multiply
    2,974.11x = 4,103.22 × 2,344.74
  4. Step 4: Simplify right side
    2,974.11x = 9,620,984.06
  5. Step 5: Solve for x
    x = 9,620,984.06/2,974.11
  6. Step 6: Final answer
    x = 3,234.91

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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.