Home / 11,238.92-16,861.64-3,448.88

Finding the Fourth Proportional to 11,238.92, 16,861.64 and 3,448.88

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Solution

The fourth proportional to 11,238.92, 16,861.64 and 3,448.88 is: 5,174.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.92 : 16,861.64 = 3,448.88 : x
  2. Step 2: Convert to fraction form
    11,238.92/16,861.64 = 3,448.88/x
  3. Step 3: Cross multiply
    11,238.92x = 16,861.64 × 3,448.88
  4. Step 4: Simplify right side
    11,238.92x = 58,153,772.96
  5. Step 5: Solve for x
    x = 58,153,772.96/11,238.92
  6. Step 6: Final answer
    x = 5,174.32

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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.