Home / 7,214.07-10,820.07-1,949.39

Finding the Fourth Proportional to 7,214.07, 10,820.07 and 1,949.39

Calculator

Solution

The fourth proportional to 7,214.07, 10,820.07 and 1,949.39 is: 2,923.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214.07 : 10,820.07 = 1,949.39 : x
  2. Step 2: Convert to fraction form
    7,214.07/10,820.07 = 1,949.39/x
  3. Step 3: Cross multiply
    7,214.07x = 10,820.07 × 1,949.39
  4. Step 4: Simplify right side
    7,214.07x = 21,092,550.42
  5. Step 5: Solve for x
    x = 21,092,550.42/7,214.07
  6. Step 6: Final answer
    x = 2,923.81

Related Problems

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.