Home / 3,982.83-5,977.43-2,340.75

Finding the Fourth Proportional to 3,982.83, 5,977.43 and 2,340.75

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Solution

The fourth proportional to 3,982.83, 5,977.43 and 2,340.75 is: 3,513.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.83 : 5,977.43 = 2,340.75 : x
  2. Step 2: Convert to fraction form
    3,982.83/5,977.43 = 2,340.75/x
  3. Step 3: Cross multiply
    3,982.83x = 5,977.43 × 2,340.75
  4. Step 4: Simplify right side
    3,982.83x = 13,991,669.27
  5. Step 5: Solve for x
    x = 13,991,669.27/3,982.83
  6. Step 6: Final answer
    x = 3,513.00

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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.