Home / 6,839.72-10,252.07-2,678.96

Finding the Fourth Proportional to 6,839.72, 10,252.07 and 2,678.96

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Solution

The fourth proportional to 6,839.72, 10,252.07 and 2,678.96 is: 4,015.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.72 : 10,252.07 = 2,678.96 : x
  2. Step 2: Convert to fraction form
    6,839.72/10,252.07 = 2,678.96/x
  3. Step 3: Cross multiply
    6,839.72x = 10,252.07 × 2,678.96
  4. Step 4: Simplify right side
    6,839.72x = 27,464,850.06
  5. Step 5: Solve for x
    x = 27,464,850.06/6,839.72
  6. Step 6: Final answer
    x = 4,015.49

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1.5x scale

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.