Home / 11,896.20-17,838.23-4,399.38

Finding the Fourth Proportional to 11,896.20, 17,838.23 and 4,399.38

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Solution

The fourth proportional to 11,896.20, 17,838.23 and 4,399.38 is: 6,596.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,896.20 : 17,838.23 = 4,399.38 : x
  2. Step 2: Convert to fraction form
    11,896.20/17,838.23 = 4,399.38/x
  3. Step 3: Cross multiply
    11,896.20x = 17,838.23 × 4,399.38
  4. Step 4: Simplify right side
    11,896.20x = 78,477,130.30
  5. Step 5: Solve for x
    x = 78,477,130.30/11,896.20
  6. Step 6: Final answer
    x = 6,596.82

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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.