Home / 6,919.53-10,375.62-3,019.38

Finding the Fourth Proportional to 6,919.53, 10,375.62 and 3,019.38

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Solution

The fourth proportional to 6,919.53, 10,375.62 and 3,019.38 is: 4,527.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919.53 : 10,375.62 = 3,019.38 : x
  2. Step 2: Convert to fraction form
    6,919.53/10,375.62 = 3,019.38/x
  3. Step 3: Cross multiply
    6,919.53x = 10,375.62 × 3,019.38
  4. Step 4: Simplify right side
    6,919.53x = 31,327,939.52
  5. Step 5: Solve for x
    x = 31,327,939.52/6,919.53
  6. Step 6: Final answer
    x = 4,527.47

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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.