Home / 7,739.53-11,608.61-3,789.25

Finding the Fourth Proportional to 7,739.53, 11,608.61 and 3,789.25

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Solution

The fourth proportional to 7,739.53, 11,608.61 and 3,789.25 is: 5,683.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,739.53 : 11,608.61 = 3,789.25 : x
  2. Step 2: Convert to fraction form
    7,739.53/11,608.61 = 3,789.25/x
  3. Step 3: Cross multiply
    7,739.53x = 11,608.61 × 3,789.25
  4. Step 4: Simplify right side
    7,739.53x = 43,987,877.47
  5. Step 5: Solve for x
    x = 43,987,877.47/7,739.53
  6. Step 6: Final answer
    x = 5,683.54

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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.