Home / 2,836.14-3,914.33-1,656.98

Finding the Fourth Proportional to 2,836.14, 3,914.33 and 1,656.98

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Solution

The fourth proportional to 2,836.14, 3,914.33 and 1,656.98 is: 2,286.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.14 : 3,914.33 = 1,656.98 : x
  2. Step 2: Convert to fraction form
    2,836.14/3,914.33 = 1,656.98/x
  3. Step 3: Cross multiply
    2,836.14x = 3,914.33 × 1,656.98
  4. Step 4: Simplify right side
    2,836.14x = 6,485,946.95
  5. Step 5: Solve for x
    x = 6,485,946.95/2,836.14
  6. Step 6: Final answer
    x = 2,286.90

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Why These Related Problems?

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