Home / 4,811.94-7,213.86-1,848.78

Finding the Fourth Proportional to 4,811.94, 7,213.86 and 1,848.78

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Solution

The fourth proportional to 4,811.94, 7,213.86 and 1,848.78 is: 2,771.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.94 : 7,213.86 = 1,848.78 : x
  2. Step 2: Convert to fraction form
    4,811.94/7,213.86 = 1,848.78/x
  3. Step 3: Cross multiply
    4,811.94x = 7,213.86 × 1,848.78
  4. Step 4: Simplify right side
    4,811.94x = 13,336,840.09
  5. Step 5: Solve for x
    x = 13,336,840.09/4,811.94
  6. Step 6: Final answer
    x = 2,771.61

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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.