Home / 2,698.37-3,723.61-1,636.12

Finding the Fourth Proportional to 2,698.37, 3,723.61 and 1,636.12

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Solution

The fourth proportional to 2,698.37, 3,723.61 and 1,636.12 is: 2,257.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698.37 : 3,723.61 = 1,636.12 : x
  2. Step 2: Convert to fraction form
    2,698.37/3,723.61 = 1,636.12/x
  3. Step 3: Cross multiply
    2,698.37x = 3,723.61 × 1,636.12
  4. Step 4: Simplify right side
    2,698.37x = 6,092,245.99
  5. Step 5: Solve for x
    x = 6,092,245.99/2,698.37
  6. Step 6: Final answer
    x = 2,257.75

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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.