Home / 3,842.44-5,763.58-1,245.39

Finding the Fourth Proportional to 3,842.44, 5,763.58 and 1,245.39

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Solution

The fourth proportional to 3,842.44, 5,763.58 and 1,245.39 is: 1,868.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842.44 : 5,763.58 = 1,245.39 : x
  2. Step 2: Convert to fraction form
    3,842.44/5,763.58 = 1,245.39/x
  3. Step 3: Cross multiply
    3,842.44x = 5,763.58 × 1,245.39
  4. Step 4: Simplify right side
    3,842.44x = 7,177,904.90
  5. Step 5: Solve for x
    x = 7,177,904.90/3,842.44
  6. Step 6: Final answer
    x = 1,868.06

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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.