Home / 4,914.95-6,783.23-2,791.14

Finding the Fourth Proportional to 4,914.95, 6,783.23 and 2,791.14

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Solution

The fourth proportional to 4,914.95, 6,783.23 and 2,791.14 is: 3,852.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.95 : 6,783.23 = 2,791.14 : x
  2. Step 2: Convert to fraction form
    4,914.95/6,783.23 = 2,791.14/x
  3. Step 3: Cross multiply
    4,914.95x = 6,783.23 × 2,791.14
  4. Step 4: Simplify right side
    4,914.95x = 18,932,944.58
  5. Step 5: Solve for x
    x = 18,932,944.58/4,914.95
  6. Step 6: Final answer
    x = 3,852.11

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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.