Home / 3,531.41-4,873.16-2,039.79

Finding the Fourth Proportional to 3,531.41, 4,873.16 and 2,039.79

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Solution

The fourth proportional to 3,531.41, 4,873.16 and 2,039.79 is: 2,814.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.41 : 4,873.16 = 2,039.79 : x
  2. Step 2: Convert to fraction form
    3,531.41/4,873.16 = 2,039.79/x
  3. Step 3: Cross multiply
    3,531.41x = 4,873.16 × 2,039.79
  4. Step 4: Simplify right side
    3,531.41x = 9,940,212.84
  5. Step 5: Solve for x
    x = 9,940,212.84/3,531.41
  6. Step 6: Final answer
    x = 2,814.80

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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.