Home / 3,961.67-5,940.31-1,623.32

Finding the Fourth Proportional to 3,961.67, 5,940.31 and 1,623.32

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Solution

The fourth proportional to 3,961.67, 5,940.31 and 1,623.32 is: 2,434.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.67 : 5,940.31 = 1,623.32 : x
  2. Step 2: Convert to fraction form
    3,961.67/5,940.31 = 1,623.32/x
  3. Step 3: Cross multiply
    3,961.67x = 5,940.31 × 1,623.32
  4. Step 4: Simplify right side
    3,961.67x = 9,643,024.03
  5. Step 5: Solve for x
    x = 9,643,024.03/3,961.67
  6. Step 6: Final answer
    x = 2,434.08

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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.