Home / 3,208.42-4,811.94-1,873.32

Finding the Fourth Proportional to 3,208.42, 4,811.94 and 1,873.32

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Solution

The fourth proportional to 3,208.42, 4,811.94 and 1,873.32 is: 2,809.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208.42 : 4,811.94 = 1,873.32 : x
  2. Step 2: Convert to fraction form
    3,208.42/4,811.94 = 1,873.32/x
  3. Step 3: Cross multiply
    3,208.42x = 4,811.94 × 1,873.32
  4. Step 4: Simplify right side
    3,208.42x = 9,014,303.44
  5. Step 5: Solve for x
    x = 9,014,303.44/3,208.42
  6. Step 6: Final answer
    x = 2,809.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.