Home / 4,936.66-6,811.96-2,812.46

Finding the Fourth Proportional to 4,936.66, 6,811.96 and 2,812.46

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Solution

The fourth proportional to 4,936.66, 6,811.96 and 2,812.46 is: 3,880.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.66 : 6,811.96 = 2,812.46 : x
  2. Step 2: Convert to fraction form
    4,936.66/6,811.96 = 2,812.46/x
  3. Step 3: Cross multiply
    4,936.66x = 6,811.96 × 2,812.46
  4. Step 4: Simplify right side
    4,936.66x = 19,158,365.02
  5. Step 5: Solve for x
    x = 19,158,365.02/4,936.66
  6. Step 6: Final answer
    x = 3,880.84

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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.