Home / 6,131.70-9,198.23-2,236.95

Finding the Fourth Proportional to 6,131.70, 9,198.23 and 2,236.95

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Solution

The fourth proportional to 6,131.70, 9,198.23 and 2,236.95 is: 3,355.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131.70 : 9,198.23 = 2,236.95 : x
  2. Step 2: Convert to fraction form
    6,131.70/9,198.23 = 2,236.95/x
  3. Step 3: Cross multiply
    6,131.70x = 9,198.23 × 2,236.95
  4. Step 4: Simplify right side
    6,131.70x = 20,575,969.41
  5. Step 5: Solve for x
    x = 20,575,969.41/6,131.70
  6. Step 6: Final answer
    x = 3,355.67

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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.