Home / 3,884.41-5,826.79-1,111.48

Finding the Fourth Proportional to 3,884.41, 5,826.79 and 1,111.48

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Solution

The fourth proportional to 3,884.41, 5,826.79 and 1,111.48 is: 1,667.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884.41 : 5,826.79 = 1,111.48 : x
  2. Step 2: Convert to fraction form
    3,884.41/5,826.79 = 1,111.48/x
  3. Step 3: Cross multiply
    3,884.41x = 5,826.79 × 1,111.48
  4. Step 4: Simplify right side
    3,884.41x = 6,476,360.55
  5. Step 5: Solve for x
    x = 6,476,360.55/3,884.41
  6. Step 6: Final answer
    x = 1,667.27

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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.