Home / 3,386.18-5,078.80-1,194.62

Finding the Fourth Proportional to 3,386.18, 5,078.80 and 1,194.62

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Solution

The fourth proportional to 3,386.18, 5,078.80 and 1,194.62 is: 1,791.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.18 : 5,078.80 = 1,194.62 : x
  2. Step 2: Convert to fraction form
    3,386.18/5,078.80 = 1,194.62/x
  3. Step 3: Cross multiply
    3,386.18x = 5,078.80 × 1,194.62
  4. Step 4: Simplify right side
    3,386.18x = 6,067,236.06
  5. Step 5: Solve for x
    x = 6,067,236.06/3,386.18
  6. Step 6: Final answer
    x = 1,791.76

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1.5x scale

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.