Home / 2,936.58-4,405.86-1,839.66

Finding the Fourth Proportional to 2,936.58, 4,405.86 and 1,839.66

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Solution

The fourth proportional to 2,936.58, 4,405.86 and 1,839.66 is: 2,760.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.58 : 4,405.86 = 1,839.66 : x
  2. Step 2: Convert to fraction form
    2,936.58/4,405.86 = 1,839.66/x
  3. Step 3: Cross multiply
    2,936.58x = 4,405.86 × 1,839.66
  4. Step 4: Simplify right side
    2,936.58x = 8,105,284.41
  5. Step 5: Solve for x
    x = 8,105,284.41/2,936.58
  6. Step 6: Final answer
    x = 2,760.11

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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.