Home / 3,212.63-4,816.92-1,804.82

Finding the Fourth Proportional to 3,212.63, 4,816.92 and 1,804.82

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Solution

The fourth proportional to 3,212.63, 4,816.92 and 1,804.82 is: 2,706.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.63 : 4,816.92 = 1,804.82 : x
  2. Step 2: Convert to fraction form
    3,212.63/4,816.92 = 1,804.82/x
  3. Step 3: Cross multiply
    3,212.63x = 4,816.92 × 1,804.82
  4. Step 4: Simplify right side
    3,212.63x = 8,693,674.30
  5. Step 5: Solve for x
    x = 8,693,674.30/3,212.63
  6. Step 6: Final answer
    x = 2,706.09

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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.