Home / 11,451.40-17,178.38-3,244.04

Finding the Fourth Proportional to 11,451.40, 17,178.38 and 3,244.04

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Solution

The fourth proportional to 11,451.40, 17,178.38 and 3,244.04 is: 4,866.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.40 : 17,178.38 = 3,244.04 : x
  2. Step 2: Convert to fraction form
    11,451.40/17,178.38 = 3,244.04/x
  3. Step 3: Cross multiply
    11,451.40x = 17,178.38 × 3,244.04
  4. Step 4: Simplify right side
    11,451.40x = 55,727,351.86
  5. Step 5: Solve for x
    x = 55,727,351.86/11,451.40
  6. Step 6: Final answer
    x = 4,866.42

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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.