Home / 12,200.28-18,300.45-2,966.28

Finding the Fourth Proportional to 12,200.28, 18,300.45 and 2,966.28

Calculator

Solution

The fourth proportional to 12,200.28, 18,300.45 and 2,966.28 is: 4,449.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,200.28 : 18,300.45 = 2,966.28 : x
  2. Step 2: Convert to fraction form
    12,200.28/18,300.45 = 2,966.28/x
  3. Step 3: Cross multiply
    12,200.28x = 18,300.45 × 2,966.28
  4. Step 4: Simplify right side
    12,200.28x = 54,284,258.83
  5. Step 5: Solve for x
    x = 54,284,258.83/12,200.28
  6. Step 6: Final answer
    x = 4,449.43

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.