Home / 4,936.13-6,811.79-2,949.33

Finding the Fourth Proportional to 4,936.13, 6,811.79 and 2,949.33

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Solution

The fourth proportional to 4,936.13, 6,811.79 and 2,949.33 is: 4,070.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.13 : 6,811.79 = 2,949.33 : x
  2. Step 2: Convert to fraction form
    4,936.13/6,811.79 = 2,949.33/x
  3. Step 3: Cross multiply
    4,936.13x = 6,811.79 × 2,949.33
  4. Step 4: Simplify right side
    4,936.13x = 20,090,216.60
  5. Step 5: Solve for x
    x = 20,090,216.60/4,936.13
  6. Step 6: Final answer
    x = 4,070.03

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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.