Home / 1,695.15-2,542.30-462.55

Finding the Fourth Proportional to 1,695.15, 2,542.30 and 462.55

Calculator

Solution

The fourth proportional to 1,695.15, 2,542.30 and 462.55 is: 693.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695.15 : 2,542.30 = 462.55 : x
  2. Step 2: Convert to fraction form
    1,695.15/2,542.30 = 462.55/x
  3. Step 3: Cross multiply
    1,695.15x = 2,542.30 × 462.55
  4. Step 4: Simplify right side
    1,695.15x = 1,175,940.87
  5. Step 5: Solve for x
    x = 1,175,940.87/1,695.15
  6. Step 6: Final answer
    x = 693.71

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.