Home / 3,837.30-5,743.80-2,743.80

Finding the Fourth Proportional to 3,837.30, 5,743.80 and 2,743.80

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Solution

The fourth proportional to 3,837.30, 5,743.80 and 2,743.80 is: 4,107.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.30 : 5,743.80 = 2,743.80 : x
  2. Step 2: Convert to fraction form
    3,837.30/5,743.80 = 2,743.80/x
  3. Step 3: Cross multiply
    3,837.30x = 5,743.80 × 2,743.80
  4. Step 4: Simplify right side
    3,837.30x = 15,759,838.44
  5. Step 5: Solve for x
    x = 15,759,838.44/3,837.30
  6. Step 6: Final answer
    x = 4,107.01

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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.