Home / 4,168.30-5,745.57-2,823.49

Finding the Fourth Proportional to 4,168.30, 5,745.57 and 2,823.49

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Solution

The fourth proportional to 4,168.30, 5,745.57 and 2,823.49 is: 3,891.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.30 : 5,745.57 = 2,823.49 : x
  2. Step 2: Convert to fraction form
    4,168.30/5,745.57 = 2,823.49/x
  3. Step 3: Cross multiply
    4,168.30x = 5,745.57 × 2,823.49
  4. Step 4: Simplify right side
    4,168.30x = 16,222,559.44
  5. Step 5: Solve for x
    x = 16,222,559.44/4,168.30
  6. Step 6: Final answer
    x = 3,891.89

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1.5x scale

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.