Home / 3,212.41-4,416.09-2,762.62

Finding the Fourth Proportional to 3,212.41, 4,416.09 and 2,762.62

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Solution

The fourth proportional to 3,212.41, 4,416.09 and 2,762.62 is: 3,797.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.41 : 4,416.09 = 2,762.62 : x
  2. Step 2: Convert to fraction form
    3,212.41/4,416.09 = 2,762.62/x
  3. Step 3: Cross multiply
    3,212.41x = 4,416.09 × 2,762.62
  4. Step 4: Simplify right side
    3,212.41x = 12,199,982.00
  5. Step 5: Solve for x
    x = 12,199,982.00/3,212.41
  6. Step 6: Final answer
    x = 3,797.77

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.