Home / 7,738.50-11,609.67-2,266.50

Finding the Fourth Proportional to 7,738.50, 11,609.67 and 2,266.50

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Solution

The fourth proportional to 7,738.50, 11,609.67 and 2,266.50 is: 3,400.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,738.50 : 11,609.67 = 2,266.50 : x
  2. Step 2: Convert to fraction form
    7,738.50/11,609.67 = 2,266.50/x
  3. Step 3: Cross multiply
    7,738.50x = 11,609.67 × 2,266.50
  4. Step 4: Simplify right side
    7,738.50x = 26,313,317.06
  5. Step 5: Solve for x
    x = 26,313,317.06/7,738.50
  6. Step 6: Final answer
    x = 3,400.31

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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.