Home / 3,804.36-5,701.82-2,155.92

Finding the Fourth Proportional to 3,804.36, 5,701.82 and 2,155.92

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Solution

The fourth proportional to 3,804.36, 5,701.82 and 2,155.92 is: 3,231.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,804.36 : 5,701.82 = 2,155.92 : x
  2. Step 2: Convert to fraction form
    3,804.36/5,701.82 = 2,155.92/x
  3. Step 3: Cross multiply
    3,804.36x = 5,701.82 × 2,155.92
  4. Step 4: Simplify right side
    3,804.36x = 12,292,667.77
  5. Step 5: Solve for x
    x = 12,292,667.77/3,804.36
  6. Step 6: Final answer
    x = 3,231.21

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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.