Home / 6,806.16-10,199.65-5,413.31

Finding the Fourth Proportional to 6,806.16, 10,199.65 and 5,413.31

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Solution

The fourth proportional to 6,806.16, 10,199.65 and 5,413.31 is: 8,112.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,806.16 : 10,199.65 = 5,413.31 : x
  2. Step 2: Convert to fraction form
    6,806.16/10,199.65 = 5,413.31/x
  3. Step 3: Cross multiply
    6,806.16x = 10,199.65 × 5,413.31
  4. Step 4: Simplify right side
    6,806.16x = 55,213,867.34
  5. Step 5: Solve for x
    x = 55,213,867.34/6,806.16
  6. Step 6: Final answer
    x = 8,112.34

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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.