Home / 6,828.36-10,239.27-2,665.14

Finding the Fourth Proportional to 6,828.36, 10,239.27 and 2,665.14

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Solution

The fourth proportional to 6,828.36, 10,239.27 and 2,665.14 is: 3,996.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.36 : 10,239.27 = 2,665.14 : x
  2. Step 2: Convert to fraction form
    6,828.36/10,239.27 = 2,665.14/x
  3. Step 3: Cross multiply
    6,828.36x = 10,239.27 × 2,665.14
  4. Step 4: Simplify right side
    6,828.36x = 27,289,088.05
  5. Step 5: Solve for x
    x = 27,289,088.05/6,828.36
  6. Step 6: Final answer
    x = 3,996.43

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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.