Home / 6,828.62-10,242.87-2,211.62

Finding the Fourth Proportional to 6,828.62, 10,242.87 and 2,211.62

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Solution

The fourth proportional to 6,828.62, 10,242.87 and 2,211.62 is: 3,317.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.62 : 10,242.87 = 2,211.62 : x
  2. Step 2: Convert to fraction form
    6,828.62/10,242.87 = 2,211.62/x
  3. Step 3: Cross multiply
    6,828.62x = 10,242.87 × 2,211.62
  4. Step 4: Simplify right side
    6,828.62x = 22,653,336.15
  5. Step 5: Solve for x
    x = 22,653,336.15/6,828.62
  6. Step 6: Final answer
    x = 3,317.41

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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.