Home / 2,954.03-4,078.26-1,960.65

Finding the Fourth Proportional to 2,954.03, 4,078.26 and 1,960.65

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Solution

The fourth proportional to 2,954.03, 4,078.26 and 1,960.65 is: 2,706.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.03 : 4,078.26 = 1,960.65 : x
  2. Step 2: Convert to fraction form
    2,954.03/4,078.26 = 1,960.65/x
  3. Step 3: Cross multiply
    2,954.03x = 4,078.26 × 1,960.65
  4. Step 4: Simplify right side
    2,954.03x = 7,996,030.67
  5. Step 5: Solve for x
    x = 7,996,030.67/2,954.03
  6. Step 6: Final answer
    x = 2,706.83

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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.