Home / 8,186.20-11,273.74-7,448.09

Finding the Fourth Proportional to 8,186.20, 11,273.74 and 7,448.09

Calculator

Solution

The fourth proportional to 8,186.20, 11,273.74 and 7,448.09 is: 10,257.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186.20 : 11,273.74 = 7,448.09 : x
  2. Step 2: Convert to fraction form
    8,186.20/11,273.74 = 7,448.09/x
  3. Step 3: Cross multiply
    8,186.20x = 11,273.74 × 7,448.09
  4. Step 4: Simplify right side
    8,186.20x = 83,967,755.17
  5. Step 5: Solve for x
    x = 83,967,755.17/8,186.20
  6. Step 6: Final answer
    x = 10,257.24

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.