Home / 5,286.66-7,293.69-3,190.02

Finding the Fourth Proportional to 5,286.66, 7,293.69 and 3,190.02

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Solution

The fourth proportional to 5,286.66, 7,293.69 and 3,190.02 is: 4,401.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286.66 : 7,293.69 = 3,190.02 : x
  2. Step 2: Convert to fraction form
    5,286.66/7,293.69 = 3,190.02/x
  3. Step 3: Cross multiply
    5,286.66x = 7,293.69 × 3,190.02
  4. Step 4: Simplify right side
    5,286.66x = 23,267,016.97
  5. Step 5: Solve for x
    x = 23,267,016.97/5,286.66
  6. Step 6: Final answer
    x = 4,401.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.