Home / 2,672.85-3,688.62-1,493.91

Finding the Fourth Proportional to 2,672.85, 3,688.62 and 1,493.91

Calculator

Solution

The fourth proportional to 2,672.85, 3,688.62 and 1,493.91 is: 2,061.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672.85 : 3,688.62 = 1,493.91 : x
  2. Step 2: Convert to fraction form
    2,672.85/3,688.62 = 1,493.91/x
  3. Step 3: Cross multiply
    2,672.85x = 3,688.62 × 1,493.91
  4. Step 4: Simplify right side
    2,672.85x = 5,510,466.30
  5. Step 5: Solve for x
    x = 5,510,466.30/2,672.85
  6. Step 6: Final answer
    x = 2,061.64

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.