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Finding the Fourth Proportional to 5,961.74, 8,956.44 and 3,498.30

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Solution

The fourth proportional to 5,961.74, 8,956.44 and 3,498.30 is: 5,255.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,961.74 : 8,956.44 = 3,498.30 : x
  2. Step 2: Convert to fraction form
    5,961.74/8,956.44 = 3,498.30/x
  3. Step 3: Cross multiply
    5,961.74x = 8,956.44 × 3,498.30
  4. Step 4: Simplify right side
    5,961.74x = 31,332,314.05
  5. Step 5: Solve for x
    x = 31,332,314.05/5,961.74
  6. Step 6: Final answer
    x = 5,255.57

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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.