Home / 3,186-4,769.73-2,367.90

Finding the Fourth Proportional to 3,186, 4,769.73 and 2,367.90

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Solution

The fourth proportional to 3,186, 4,769.73 and 2,367.90 is: 3,544.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186 : 4,769.73 = 2,367.90 : x
  2. Step 2: Convert to fraction form
    3,186/4,769.73 = 2,367.90/x
  3. Step 3: Cross multiply
    3,186x = 4,769.73 × 2,367.90
  4. Step 4: Simplify right side
    3,186x = 11,294,243.67
  5. Step 5: Solve for x
    x = 11,294,243.67/3,186
  6. Step 6: Final answer
    x = 3,544.96

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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.