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Finding the Fourth Proportional to 11,632.97, 17,449.43 and 3,424.97

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Solution

The fourth proportional to 11,632.97, 17,449.43 and 3,424.97 is: 5,137.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,632.97 : 17,449.43 = 3,424.97 : x
  2. Step 2: Convert to fraction form
    11,632.97/17,449.43 = 3,424.97/x
  3. Step 3: Cross multiply
    11,632.97x = 17,449.43 × 3,424.97
  4. Step 4: Simplify right side
    11,632.97x = 59,763,774.27
  5. Step 5: Solve for x
    x = 59,763,774.27/11,632.97
  6. Step 6: Final answer
    x = 5,137.45

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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.