Home / 3,830.09-5,745.74-1,197.38

Finding the Fourth Proportional to 3,830.09, 5,745.74 and 1,197.38

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Solution

The fourth proportional to 3,830.09, 5,745.74 and 1,197.38 is: 1,796.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830.09 : 5,745.74 = 1,197.38 : x
  2. Step 2: Convert to fraction form
    3,830.09/5,745.74 = 1,197.38/x
  3. Step 3: Cross multiply
    3,830.09x = 5,745.74 × 1,197.38
  4. Step 4: Simplify right side
    3,830.09x = 6,879,842.54
  5. Step 5: Solve for x
    x = 6,879,842.54/3,830.09
  6. Step 6: Final answer
    x = 1,796.26

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1.5x scale

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.