Home / 3,629.27-5,439.76-1,776.33

Finding the Fourth Proportional to 3,629.27, 5,439.76 and 1,776.33

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Solution

The fourth proportional to 3,629.27, 5,439.76 and 1,776.33 is: 2,662.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.27 : 5,439.76 = 1,776.33 : x
  2. Step 2: Convert to fraction form
    3,629.27/5,439.76 = 1,776.33/x
  3. Step 3: Cross multiply
    3,629.27x = 5,439.76 × 1,776.33
  4. Step 4: Simplify right side
    3,629.27x = 9,662,804.44
  5. Step 5: Solve for x
    x = 9,662,804.44/3,629.27
  6. Step 6: Final answer
    x = 2,662.46

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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.