Home / 3,472.80-4,792.28-1,900.59

Finding the Fourth Proportional to 3,472.80, 4,792.28 and 1,900.59

Calculator

Solution

The fourth proportional to 3,472.80, 4,792.28 and 1,900.59 is: 2,622.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472.80 : 4,792.28 = 1,900.59 : x
  2. Step 2: Convert to fraction form
    3,472.80/4,792.28 = 1,900.59/x
  3. Step 3: Cross multiply
    3,472.80x = 4,792.28 × 1,900.59
  4. Step 4: Simplify right side
    3,472.80x = 9,108,131.97
  5. Step 5: Solve for x
    x = 9,108,131.97/3,472.80
  6. Step 6: Final answer
    x = 2,622.71

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.