Home / 3,974.07-5,961.03-1,376.94

Finding the Fourth Proportional to 3,974.07, 5,961.03 and 1,376.94

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Solution

The fourth proportional to 3,974.07, 5,961.03 and 1,376.94 is: 2,065.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.07 : 5,961.03 = 1,376.94 : x
  2. Step 2: Convert to fraction form
    3,974.07/5,961.03 = 1,376.94/x
  3. Step 3: Cross multiply
    3,974.07x = 5,961.03 × 1,376.94
  4. Step 4: Simplify right side
    3,974.07x = 8,207,980.65
  5. Step 5: Solve for x
    x = 8,207,980.65/3,974.07
  6. Step 6: Final answer
    x = 2,065.38

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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.