Home / 7,028.44-10,556.32-5,172.22

Finding the Fourth Proportional to 7,028.44, 10,556.32 and 5,172.22

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Solution

The fourth proportional to 7,028.44, 10,556.32 and 5,172.22 is: 7,768.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.44 : 10,556.32 = 5,172.22 : x
  2. Step 2: Convert to fraction form
    7,028.44/10,556.32 = 5,172.22/x
  3. Step 3: Cross multiply
    7,028.44x = 10,556.32 × 5,172.22
  4. Step 4: Simplify right side
    7,028.44x = 54,599,609.43
  5. Step 5: Solve for x
    x = 54,599,609.43/7,028.44
  6. Step 6: Final answer
    x = 7,768.38

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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.