Home / 3,804.06-5,704.20-1,855.20

Finding the Fourth Proportional to 3,804.06, 5,704.20 and 1,855.20

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Solution

The fourth proportional to 3,804.06, 5,704.20 and 1,855.20 is: 2,781.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,804.06 : 5,704.20 = 1,855.20 : x
  2. Step 2: Convert to fraction form
    3,804.06/5,704.20 = 1,855.20/x
  3. Step 3: Cross multiply
    3,804.06x = 5,704.20 × 1,855.20
  4. Step 4: Simplify right side
    3,804.06x = 10,582,431.84
  5. Step 5: Solve for x
    x = 10,582,431.84/3,804.06
  6. Step 6: Final answer
    x = 2,781.88

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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.