Home / 6,823.57-10,231.89-3,122.63

Finding the Fourth Proportional to 6,823.57, 10,231.89 and 3,122.63

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Solution

The fourth proportional to 6,823.57, 10,231.89 and 3,122.63 is: 4,682.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,823.57 : 10,231.89 = 3,122.63 : x
  2. Step 2: Convert to fraction form
    6,823.57/10,231.89 = 3,122.63/x
  3. Step 3: Cross multiply
    6,823.57x = 10,231.89 × 3,122.63
  4. Step 4: Simplify right side
    6,823.57x = 31,950,424.78
  5. Step 5: Solve for x
    x = 31,950,424.78/6,823.57
  6. Step 6: Final answer
    x = 4,682.36

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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.