Home / 7,484.21-11,234.52-3,104.75

Finding the Fourth Proportional to 7,484.21, 11,234.52 and 3,104.75

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Solution

The fourth proportional to 7,484.21, 11,234.52 and 3,104.75 is: 4,660.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.21 : 11,234.52 = 3,104.75 : x
  2. Step 2: Convert to fraction form
    7,484.21/11,234.52 = 3,104.75/x
  3. Step 3: Cross multiply
    7,484.21x = 11,234.52 × 3,104.75
  4. Step 4: Simplify right side
    7,484.21x = 34,880,375.97
  5. Step 5: Solve for x
    x = 34,880,375.97/7,484.21
  6. Step 6: Final answer
    x = 4,660.53

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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.