Home / 7,343.89-11,019.87-3,183.93

Finding the Fourth Proportional to 7,343.89, 11,019.87 and 3,183.93

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Solution

The fourth proportional to 7,343.89, 11,019.87 and 3,183.93 is: 4,777.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.89 : 11,019.87 = 3,183.93 : x
  2. Step 2: Convert to fraction form
    7,343.89/11,019.87 = 3,183.93/x
  3. Step 3: Cross multiply
    7,343.89x = 11,019.87 × 3,183.93
  4. Step 4: Simplify right side
    7,343.89x = 35,086,494.69
  5. Step 5: Solve for x
    x = 35,086,494.69/7,343.89
  6. Step 6: Final answer
    x = 4,777.65

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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.