Home / 3,868.99-5,804.57-1,273.75

Finding the Fourth Proportional to 3,868.99, 5,804.57 and 1,273.75

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Solution

The fourth proportional to 3,868.99, 5,804.57 and 1,273.75 is: 1,910.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868.99 : 5,804.57 = 1,273.75 : x
  2. Step 2: Convert to fraction form
    3,868.99/5,804.57 = 1,273.75/x
  3. Step 3: Cross multiply
    3,868.99x = 5,804.57 × 1,273.75
  4. Step 4: Simplify right side
    3,868.99x = 7,393,571.04
  5. Step 5: Solve for x
    x = 7,393,571.04/3,868.99
  6. Step 6: Final answer
    x = 1,910.98

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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.