Home / 3,311.35-4,567.76-2,067.19

Finding the Fourth Proportional to 3,311.35, 4,567.76 and 2,067.19

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Solution

The fourth proportional to 3,311.35, 4,567.76 and 2,067.19 is: 2,851.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.35 : 4,567.76 = 2,067.19 : x
  2. Step 2: Convert to fraction form
    3,311.35/4,567.76 = 2,067.19/x
  3. Step 3: Cross multiply
    3,311.35x = 4,567.76 × 2,067.19
  4. Step 4: Simplify right side
    3,311.35x = 9,442,413.79
  5. Step 5: Solve for x
    x = 9,442,413.79/3,311.35
  6. Step 6: Final answer
    x = 2,851.53

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Half scale
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Double scale
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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.