Home / 2,912.03-4,367.60-1,063.15

Finding the Fourth Proportional to 2,912.03, 4,367.60 and 1,063.15

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Solution

The fourth proportional to 2,912.03, 4,367.60 and 1,063.15 is: 1,594.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912.03 : 4,367.60 = 1,063.15 : x
  2. Step 2: Convert to fraction form
    2,912.03/4,367.60 = 1,063.15/x
  3. Step 3: Cross multiply
    2,912.03x = 4,367.60 × 1,063.15
  4. Step 4: Simplify right side
    2,912.03x = 4,643,413.94
  5. Step 5: Solve for x
    x = 4,643,413.94/2,912.03
  6. Step 6: Final answer
    x = 1,594.56

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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.