Home / 3,619.44-4,994.64-2,047.62

Finding the Fourth Proportional to 3,619.44, 4,994.64 and 2,047.62

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Solution

The fourth proportional to 3,619.44, 4,994.64 and 2,047.62 is: 2,825.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.44 : 4,994.64 = 2,047.62 : x
  2. Step 2: Convert to fraction form
    3,619.44/4,994.64 = 2,047.62/x
  3. Step 3: Cross multiply
    3,619.44x = 4,994.64 × 2,047.62
  4. Step 4: Simplify right side
    3,619.44x = 10,227,124.76
  5. Step 5: Solve for x
    x = 10,227,124.76/3,619.44
  6. Step 6: Final answer
    x = 2,825.61

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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.