Home / 3,282.09-4,922.67-942.30

Finding the Fourth Proportional to 3,282.09, 4,922.67 and 942.30

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Solution

The fourth proportional to 3,282.09, 4,922.67 and 942.30 is: 1,413.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.09 : 4,922.67 = 942.30 : x
  2. Step 2: Convert to fraction form
    3,282.09/4,922.67 = 942.30/x
  3. Step 3: Cross multiply
    3,282.09x = 4,922.67 × 942.30
  4. Step 4: Simplify right side
    3,282.09x = 4,638,631.94
  5. Step 5: Solve for x
    x = 4,638,631.94/3,282.09
  6. Step 6: Final answer
    x = 1,413.32

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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.