Home / 9,471.21-14,206.83-3,231.91

Finding the Fourth Proportional to 9,471.21, 14,206.83 and 3,231.91

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Solution

The fourth proportional to 9,471.21, 14,206.83 and 3,231.91 is: 4,847.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,471.21 : 14,206.83 = 3,231.91 : x
  2. Step 2: Convert to fraction form
    9,471.21/14,206.83 = 3,231.91/x
  3. Step 3: Cross multiply
    9,471.21x = 14,206.83 × 3,231.91
  4. Step 4: Simplify right side
    9,471.21x = 45,915,195.95
  5. Step 5: Solve for x
    x = 45,915,195.95/9,471.21
  6. Step 6: Final answer
    x = 4,847.87

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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.