Home / 2,504-3,756-680

Finding the Fourth Proportional to 2,504, 3,756 and 680

Calculator

Solution

The fourth proportional to 2,504, 3,756 and 680 is: 1,020

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,504 : 3,756 = 680 : x
  2. Step 2: Convert to fraction form
    2,504/3,756 = 680/x
  3. Step 3: Cross multiply
    2,504x = 3,756 × 680
  4. Step 4: Simplify right side
    2,504x = 2,554,080
  5. Step 5: Solve for x
    x = 2,554,080/2,504
  6. Step 6: Final answer
    x = 1,020

Related Problems

Find fourth proportional to 1,252, 1,878 and 340
Half scale
Find fourth proportional to 5,008, 7,512 and 1,360
Double scale
Find fourth proportional to 2,505, 3,757.50 and 681
Similar ratio
Find fourth proportional to 3,756, 5,634 and 1,020
1.5x scale

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.