Home / 2,817.03-4,224.48-942.54

Finding the Fourth Proportional to 2,817.03, 4,224.48 and 942.54

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Solution

The fourth proportional to 2,817.03, 4,224.48 and 942.54 is: 1,413.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.03 : 4,224.48 = 942.54 : x
  2. Step 2: Convert to fraction form
    2,817.03/4,224.48 = 942.54/x
  3. Step 3: Cross multiply
    2,817.03x = 4,224.48 × 942.54
  4. Step 4: Simplify right side
    2,817.03x = 3,981,741.38
  5. Step 5: Solve for x
    x = 3,981,741.38/2,817.03
  6. Step 6: Final answer
    x = 1,413.45

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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.