Home / 4,020-6,033.24-2,072.76

Finding the Fourth Proportional to 4,020, 6,033.24 and 2,072.76

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Solution

The fourth proportional to 4,020, 6,033.24 and 2,072.76 is: 3,110.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020 : 6,033.24 = 2,072.76 : x
  2. Step 2: Convert to fraction form
    4,020/6,033.24 = 2,072.76/x
  3. Step 3: Cross multiply
    4,020x = 6,033.24 × 2,072.76
  4. Step 4: Simplify right side
    4,020x = 12,505,458.54
  5. Step 5: Solve for x
    x = 12,505,458.54/4,020
  6. Step 6: Final answer
    x = 3,110.81

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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.