Home / 7,769.05-11,653.97-2,223.22

Finding the Fourth Proportional to 7,769.05, 11,653.97 and 2,223.22

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Solution

The fourth proportional to 7,769.05, 11,653.97 and 2,223.22 is: 3,334.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769.05 : 11,653.97 = 2,223.22 : x
  2. Step 2: Convert to fraction form
    7,769.05/11,653.97 = 2,223.22/x
  3. Step 3: Cross multiply
    7,769.05x = 11,653.97 × 2,223.22
  4. Step 4: Simplify right side
    7,769.05x = 25,909,310.05
  5. Step 5: Solve for x
    x = 25,909,310.05/7,769.05
  6. Step 6: Final answer
    x = 3,334.94

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1.5x scale

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.