Home / 4,100.16-6,150.96-2,640.72

Finding the Fourth Proportional to 4,100.16, 6,150.96 and 2,640.72

Calculator

Solution

The fourth proportional to 4,100.16, 6,150.96 and 2,640.72 is: 3,961.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.16 : 6,150.96 = 2,640.72 : x
  2. Step 2: Convert to fraction form
    4,100.16/6,150.96 = 2,640.72/x
  3. Step 3: Cross multiply
    4,100.16x = 6,150.96 × 2,640.72
  4. Step 4: Simplify right side
    4,100.16x = 16,242,963.09
  5. Step 5: Solve for x
    x = 16,242,963.09/4,100.16
  6. Step 6: Final answer
    x = 3,961.54

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.