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Finding the Fourth Proportional to 11,796.19, 17,693.07 and 3,898.42

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Solution

The fourth proportional to 11,796.19, 17,693.07 and 3,898.42 is: 5,847.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,796.19 : 17,693.07 = 3,898.42 : x
  2. Step 2: Convert to fraction form
    11,796.19/17,693.07 = 3,898.42/x
  3. Step 3: Cross multiply
    11,796.19x = 17,693.07 × 3,898.42
  4. Step 4: Simplify right side
    11,796.19x = 68,975,017.95
  5. Step 5: Solve for x
    x = 68,975,017.95/11,796.19
  6. Step 6: Final answer
    x = 5,847.23

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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.