Home / 3,394.20-5,091.69-1,203.18

Finding the Fourth Proportional to 3,394.20, 5,091.69 and 1,203.18

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Solution

The fourth proportional to 3,394.20, 5,091.69 and 1,203.18 is: 1,804.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.20 : 5,091.69 = 1,203.18 : x
  2. Step 2: Convert to fraction form
    3,394.20/5,091.69 = 1,203.18/x
  3. Step 3: Cross multiply
    3,394.20x = 5,091.69 × 1,203.18
  4. Step 4: Simplify right side
    3,394.20x = 6,126,219.57
  5. Step 5: Solve for x
    x = 6,126,219.57/3,394.20
  6. Step 6: Final answer
    x = 1,804.91

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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.