Home / 2,214.69-3,321.55-654.27

Finding the Fourth Proportional to 2,214.69, 3,321.55 and 654.27

Calculator

Solution

The fourth proportional to 2,214.69, 3,321.55 and 654.27 is: 981.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.69 : 3,321.55 = 654.27 : x
  2. Step 2: Convert to fraction form
    2,214.69/3,321.55 = 654.27/x
  3. Step 3: Cross multiply
    2,214.69x = 3,321.55 × 654.27
  4. Step 4: Simplify right side
    2,214.69x = 2,173,190.52
  5. Step 5: Solve for x
    x = 2,173,190.52/2,214.69
  6. Step 6: Final answer
    x = 981.26

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.