Home / 2,179.26-3,007.41-1,184.55

Finding the Fourth Proportional to 2,179.26, 3,007.41 and 1,184.55

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Solution

The fourth proportional to 2,179.26, 3,007.41 and 1,184.55 is: 1,634.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179.26 : 3,007.41 = 1,184.55 : x
  2. Step 2: Convert to fraction form
    2,179.26/3,007.41 = 1,184.55/x
  3. Step 3: Cross multiply
    2,179.26x = 3,007.41 × 1,184.55
  4. Step 4: Simplify right side
    2,179.26x = 3,562,427.52
  5. Step 5: Solve for x
    x = 3,562,427.52/2,179.26
  6. Step 6: Final answer
    x = 1,634.70

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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.