Home / 3,365.22-5,078.19-3,243.18

Finding the Fourth Proportional to 3,365.22, 5,078.19 and 3,243.18

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Solution

The fourth proportional to 3,365.22, 5,078.19 and 3,243.18 is: 4,894.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.22 : 5,078.19 = 3,243.18 : x
  2. Step 2: Convert to fraction form
    3,365.22/5,078.19 = 3,243.18/x
  3. Step 3: Cross multiply
    3,365.22x = 5,078.19 × 3,243.18
  4. Step 4: Simplify right side
    3,365.22x = 16,469,484.24
  5. Step 5: Solve for x
    x = 16,469,484.24/3,365.22
  6. Step 6: Final answer
    x = 4,894.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.