Home / 2,199.54-3,274.19-2,166.74

Finding the Fourth Proportional to 2,199.54, 3,274.19 and 2,166.74

Calculator

Solution

The fourth proportional to 2,199.54, 3,274.19 and 2,166.74 is: 3,225.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199.54 : 3,274.19 = 2,166.74 : x
  2. Step 2: Convert to fraction form
    2,199.54/3,274.19 = 2,166.74/x
  3. Step 3: Cross multiply
    2,199.54x = 3,274.19 × 2,166.74
  4. Step 4: Simplify right side
    2,199.54x = 7,094,291.24
  5. Step 5: Solve for x
    x = 7,094,291.24/2,199.54
  6. Step 6: Final answer
    x = 3,225.35

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.