Home / 7,828.36-11,744.62-2,633.48

Finding the Fourth Proportional to 7,828.36, 11,744.62 and 2,633.48

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Solution

The fourth proportional to 7,828.36, 11,744.62 and 2,633.48 is: 3,950.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,828.36 : 11,744.62 = 2,633.48 : x
  2. Step 2: Convert to fraction form
    7,828.36/11,744.62 = 2,633.48/x
  3. Step 3: Cross multiply
    7,828.36x = 11,744.62 × 2,633.48
  4. Step 4: Simplify right side
    7,828.36x = 30,929,221.88
  5. Step 5: Solve for x
    x = 30,929,221.88/7,828.36
  6. Step 6: Final answer
    x = 3,950.92

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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.