Home / 3,694.13-5,541.20-1,228.95

Finding the Fourth Proportional to 3,694.13, 5,541.20 and 1,228.95

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Solution

The fourth proportional to 3,694.13, 5,541.20 and 1,228.95 is: 1,843.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,694.13 : 5,541.20 = 1,228.95 : x
  2. Step 2: Convert to fraction form
    3,694.13/5,541.20 = 1,228.95/x
  3. Step 3: Cross multiply
    3,694.13x = 5,541.20 × 1,228.95
  4. Step 4: Simplify right side
    3,694.13x = 6,809,858.51
  5. Step 5: Solve for x
    x = 6,809,858.51/3,694.13
  6. Step 6: Final answer
    x = 1,843.42

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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.