Home / 3,383.33-5,074.61-1,603.96

Finding the Fourth Proportional to 3,383.33, 5,074.61 and 1,603.96

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Solution

The fourth proportional to 3,383.33, 5,074.61 and 1,603.96 is: 2,405.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.33 : 5,074.61 = 1,603.96 : x
  2. Step 2: Convert to fraction form
    3,383.33/5,074.61 = 1,603.96/x
  3. Step 3: Cross multiply
    3,383.33x = 5,074.61 × 1,603.96
  4. Step 4: Simplify right side
    3,383.33x = 8,139,450.75
  5. Step 5: Solve for x
    x = 8,139,450.75/3,383.33
  6. Step 6: Final answer
    x = 2,405.75

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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.