Home / 3,865.13-5,795.07-1,231.85

Finding the Fourth Proportional to 3,865.13, 5,795.07 and 1,231.85

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Solution

The fourth proportional to 3,865.13, 5,795.07 and 1,231.85 is: 1,846.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865.13 : 5,795.07 = 1,231.85 : x
  2. Step 2: Convert to fraction form
    3,865.13/5,795.07 = 1,231.85/x
  3. Step 3: Cross multiply
    3,865.13x = 5,795.07 × 1,231.85
  4. Step 4: Simplify right side
    3,865.13x = 7,138,628.00
  5. Step 5: Solve for x
    x = 7,138,628.00/3,865.13
  6. Step 6: Final answer
    x = 1,846.93

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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.