Home / 2,968.89-4,084.02-2,849.01

Finding the Fourth Proportional to 2,968.89, 4,084.02 and 2,849.01

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Solution

The fourth proportional to 2,968.89, 4,084.02 and 2,849.01 is: 3,919.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.89 : 4,084.02 = 2,849.01 : x
  2. Step 2: Convert to fraction form
    2,968.89/4,084.02 = 2,849.01/x
  3. Step 3: Cross multiply
    2,968.89x = 4,084.02 × 2,849.01
  4. Step 4: Simplify right side
    2,968.89x = 11,635,413.82
  5. Step 5: Solve for x
    x = 11,635,413.82/2,968.89
  6. Step 6: Final answer
    x = 3,919.11

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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.