Home / 7,743.65-11,609.60-3,850.79

Finding the Fourth Proportional to 7,743.65, 11,609.60 and 3,850.79

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Solution

The fourth proportional to 7,743.65, 11,609.60 and 3,850.79 is: 5,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.65 : 11,609.60 = 3,850.79 : x
  2. Step 2: Convert to fraction form
    7,743.65/11,609.60 = 3,850.79/x
  3. Step 3: Cross multiply
    7,743.65x = 11,609.60 × 3,850.79
  4. Step 4: Simplify right side
    7,743.65x = 44,706,054.28
  5. Step 5: Solve for x
    x = 44,706,054.28/7,743.65
  6. Step 6: Final answer
    x = 5,773.26

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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.