Home / 2,776.55-3,831.49-1,517.59

Finding the Fourth Proportional to 2,776.55, 3,831.49 and 1,517.59

Calculator

Solution

The fourth proportional to 2,776.55, 3,831.49 and 1,517.59 is: 2,094.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776.55 : 3,831.49 = 1,517.59 : x
  2. Step 2: Convert to fraction form
    2,776.55/3,831.49 = 1,517.59/x
  3. Step 3: Cross multiply
    2,776.55x = 3,831.49 × 1,517.59
  4. Step 4: Simplify right side
    2,776.55x = 5,814,630.91
  5. Step 5: Solve for x
    x = 5,814,630.91/2,776.55
  6. Step 6: Final answer
    x = 2,094.19

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.