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Finding the Fourth Proportional to 11,474.99, 17,212.49 and 3,689.27

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Solution

The fourth proportional to 11,474.99, 17,212.49 and 3,689.27 is: 5,533.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,474.99 : 17,212.49 = 3,689.27 : x
  2. Step 2: Convert to fraction form
    11,474.99/17,212.49 = 3,689.27/x
  3. Step 3: Cross multiply
    11,474.99x = 17,212.49 × 3,689.27
  4. Step 4: Simplify right side
    11,474.99x = 63,501,522.98
  5. Step 5: Solve for x
    x = 63,501,522.98/11,474.99
  6. Step 6: Final answer
    x = 5,533.91

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Double scale
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Similar ratio
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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.