Home / 10,964.04-16,447.14-3,172.68

Finding the Fourth Proportional to 10,964.04, 16,447.14 and 3,172.68

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Solution

The fourth proportional to 10,964.04, 16,447.14 and 3,172.68 is: 4,759.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,964.04 : 16,447.14 = 3,172.68 : x
  2. Step 2: Convert to fraction form
    10,964.04/16,447.14 = 3,172.68/x
  3. Step 3: Cross multiply
    10,964.04x = 16,447.14 × 3,172.68
  4. Step 4: Simplify right side
    10,964.04x = 52,181,512.14
  5. Step 5: Solve for x
    x = 52,181,512.14/10,964.04
  6. Step 6: Final answer
    x = 4,759.33

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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.