Home / 9,212.45-13,818.67-3,365.87

Finding the Fourth Proportional to 9,212.45, 13,818.67 and 3,365.87

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Solution

The fourth proportional to 9,212.45, 13,818.67 and 3,365.87 is: 5,048.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212.45 : 13,818.67 = 3,365.87 : x
  2. Step 2: Convert to fraction form
    9,212.45/13,818.67 = 3,365.87/x
  3. Step 3: Cross multiply
    9,212.45x = 13,818.67 × 3,365.87
  4. Step 4: Simplify right side
    9,212.45x = 46,511,769.28
  5. Step 5: Solve for x
    x = 46,511,769.28/9,212.45
  6. Step 6: Final answer
    x = 5,048.80

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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.