Home / 6,072.37-8,379.32-3,419.75

Finding the Fourth Proportional to 6,072.37, 8,379.32 and 3,419.75

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Solution

The fourth proportional to 6,072.37, 8,379.32 and 3,419.75 is: 4,718.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,072.37 : 8,379.32 = 3,419.75 : x
  2. Step 2: Convert to fraction form
    6,072.37/8,379.32 = 3,419.75/x
  3. Step 3: Cross multiply
    6,072.37x = 8,379.32 × 3,419.75
  4. Step 4: Simplify right side
    6,072.37x = 28,655,183.42
  5. Step 5: Solve for x
    x = 28,655,183.42/6,072.37
  6. Step 6: Final answer
    x = 4,718.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.