Home / 3,842.48-5,764.44-1,245.08

Finding the Fourth Proportional to 3,842.48, 5,764.44 and 1,245.08

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Solution

The fourth proportional to 3,842.48, 5,764.44 and 1,245.08 is: 1,867.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842.48 : 5,764.44 = 1,245.08 : x
  2. Step 2: Convert to fraction form
    3,842.48/5,764.44 = 1,245.08/x
  3. Step 3: Cross multiply
    3,842.48x = 5,764.44 × 1,245.08
  4. Step 4: Simplify right side
    3,842.48x = 7,177,188.96
  5. Step 5: Solve for x
    x = 7,177,188.96/3,842.48
  6. Step 6: Final answer
    x = 1,867.85

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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.