Home / 3,961.06-5,940.39-2,085.93

Finding the Fourth Proportional to 3,961.06, 5,940.39 and 2,085.93

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Solution

The fourth proportional to 3,961.06, 5,940.39 and 2,085.93 is: 3,128.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.06 : 5,940.39 = 2,085.93 : x
  2. Step 2: Convert to fraction form
    3,961.06/5,940.39 = 2,085.93/x
  3. Step 3: Cross multiply
    3,961.06x = 5,940.39 × 2,085.93
  4. Step 4: Simplify right side
    3,961.06x = 12,391,237.71
  5. Step 5: Solve for x
    x = 12,391,237.71/3,961.06
  6. Step 6: Final answer
    x = 3,128.26

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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.