Home / 2,960.21-4,086.56-1,841.51

Finding the Fourth Proportional to 2,960.21, 4,086.56 and 1,841.51

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Solution

The fourth proportional to 2,960.21, 4,086.56 and 1,841.51 is: 2,542.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.21 : 4,086.56 = 1,841.51 : x
  2. Step 2: Convert to fraction form
    2,960.21/4,086.56 = 1,841.51/x
  3. Step 3: Cross multiply
    2,960.21x = 4,086.56 × 1,841.51
  4. Step 4: Simplify right side
    2,960.21x = 7,525,425.28
  5. Step 5: Solve for x
    x = 7,525,425.28/2,960.21
  6. Step 6: Final answer
    x = 2,542.20

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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.