Home / 4,186.88-6,286.80-3,804.56

Finding the Fourth Proportional to 4,186.88, 6,286.80 and 3,804.56

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Solution

The fourth proportional to 4,186.88, 6,286.80 and 3,804.56 is: 5,712.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.88 : 6,286.80 = 3,804.56 : x
  2. Step 2: Convert to fraction form
    4,186.88/6,286.80 = 3,804.56/x
  3. Step 3: Cross multiply
    4,186.88x = 6,286.80 × 3,804.56
  4. Step 4: Simplify right side
    4,186.88x = 23,918,507.81
  5. Step 5: Solve for x
    x = 23,918,507.81/4,186.88
  6. Step 6: Final answer
    x = 5,712.73

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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.