Home / 6,848.69-10,268.78-2,949.75

Finding the Fourth Proportional to 6,848.69, 10,268.78 and 2,949.75

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Solution

The fourth proportional to 6,848.69, 10,268.78 and 2,949.75 is: 4,422.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.69 : 10,268.78 = 2,949.75 : x
  2. Step 2: Convert to fraction form
    6,848.69/10,268.78 = 2,949.75/x
  3. Step 3: Cross multiply
    6,848.69x = 10,268.78 × 2,949.75
  4. Step 4: Simplify right side
    6,848.69x = 30,290,319.06
  5. Step 5: Solve for x
    x = 30,290,319.06/6,848.69
  6. Step 6: Final answer
    x = 4,422.79

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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.