Home / 4,722.42-7,083.65-2,122.32

Finding the Fourth Proportional to 4,722.42, 7,083.65 and 2,122.32

Calculator

Solution

The fourth proportional to 4,722.42, 7,083.65 and 2,122.32 is: 3,183.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.42 : 7,083.65 = 2,122.32 : x
  2. Step 2: Convert to fraction form
    4,722.42/7,083.65 = 2,122.32/x
  3. Step 3: Cross multiply
    4,722.42x = 7,083.65 × 2,122.32
  4. Step 4: Simplify right side
    4,722.42x = 15,033,761.46
  5. Step 5: Solve for x
    x = 15,033,761.46/4,722.42
  6. Step 6: Final answer
    x = 3,183.49

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.