Home / 5,971.90-8,961.59-2,274.45

Finding the Fourth Proportional to 5,971.90, 8,961.59 and 2,274.45

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Solution

The fourth proportional to 5,971.90, 8,961.59 and 2,274.45 is: 3,413.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.90 : 8,961.59 = 2,274.45 : x
  2. Step 2: Convert to fraction form
    5,971.90/8,961.59 = 2,274.45/x
  3. Step 3: Cross multiply
    5,971.90x = 8,961.59 × 2,274.45
  4. Step 4: Simplify right side
    5,971.90x = 20,382,694.06
  5. Step 5: Solve for x
    x = 20,382,694.06/5,971.90
  6. Step 6: Final answer
    x = 3,413.10

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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.