Home / 3,971.35-5,956.62-1,198.08

Finding the Fourth Proportional to 3,971.35, 5,956.62 and 1,198.08

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Solution

The fourth proportional to 3,971.35, 5,956.62 and 1,198.08 is: 1,797.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971.35 : 5,956.62 = 1,198.08 : x
  2. Step 2: Convert to fraction form
    3,971.35/5,956.62 = 1,198.08/x
  3. Step 3: Cross multiply
    3,971.35x = 5,956.62 × 1,198.08
  4. Step 4: Simplify right side
    3,971.35x = 7,136,507.29
  5. Step 5: Solve for x
    x = 7,136,507.29/3,971.35
  6. Step 6: Final answer
    x = 1,797.00

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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.