Home / 4,866.63-6,709.80-3,185.37

Finding the Fourth Proportional to 4,866.63, 6,709.80 and 3,185.37

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Solution

The fourth proportional to 4,866.63, 6,709.80 and 3,185.37 is: 4,391.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,866.63 : 6,709.80 = 3,185.37 : x
  2. Step 2: Convert to fraction form
    4,866.63/6,709.80 = 3,185.37/x
  3. Step 3: Cross multiply
    4,866.63x = 6,709.80 × 3,185.37
  4. Step 4: Simplify right side
    4,866.63x = 21,373,195.63
  5. Step 5: Solve for x
    x = 21,373,195.63/4,866.63
  6. Step 6: Final answer
    x = 4,391.79

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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.