Home / 3,932.55-5,890.86-1,849.64

Finding the Fourth Proportional to 3,932.55, 5,890.86 and 1,849.64

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Solution

The fourth proportional to 3,932.55, 5,890.86 and 1,849.64 is: 2,770.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.55 : 5,890.86 = 1,849.64 : x
  2. Step 2: Convert to fraction form
    3,932.55/5,890.86 = 1,849.64/x
  3. Step 3: Cross multiply
    3,932.55x = 5,890.86 × 1,849.64
  4. Step 4: Simplify right side
    3,932.55x = 10,895,940.84
  5. Step 5: Solve for x
    x = 10,895,940.84/3,932.55
  6. Step 6: Final answer
    x = 2,770.71

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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.