Home / 2,176.26-3,003.26-1,181.55

Finding the Fourth Proportional to 2,176.26, 3,003.26 and 1,181.55

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Solution

The fourth proportional to 2,176.26, 3,003.26 and 1,181.55 is: 1,630.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.26 : 3,003.26 = 1,181.55 : x
  2. Step 2: Convert to fraction form
    2,176.26/3,003.26 = 1,181.55/x
  3. Step 3: Cross multiply
    2,176.26x = 3,003.26 × 1,181.55
  4. Step 4: Simplify right side
    2,176.26x = 3,548,518.84
  5. Step 5: Solve for x
    x = 3,548,518.84/2,176.26
  6. Step 6: Final answer
    x = 1,630.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.