Home / 3,971.09-5,956.38-1,197.69

Finding the Fourth Proportional to 3,971.09, 5,956.38 and 1,197.69

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Solution

The fourth proportional to 3,971.09, 5,956.38 and 1,197.69 is: 1,796.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971.09 : 5,956.38 = 1,197.69 : x
  2. Step 2: Convert to fraction form
    3,971.09/5,956.38 = 1,197.69/x
  3. Step 3: Cross multiply
    3,971.09x = 5,956.38 × 1,197.69
  4. Step 4: Simplify right side
    3,971.09x = 7,133,896.76
  5. Step 5: Solve for x
    x = 7,133,896.76/3,971.09
  6. Step 6: Final answer
    x = 1,796.46

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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.