Home / 2,685.22-3,705.68-1,506.33

Finding the Fourth Proportional to 2,685.22, 3,705.68 and 1,506.33

Calculator

Solution

The fourth proportional to 2,685.22, 3,705.68 and 1,506.33 is: 2,078.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685.22 : 3,705.68 = 1,506.33 : x
  2. Step 2: Convert to fraction form
    2,685.22/3,705.68 = 1,506.33/x
  3. Step 3: Cross multiply
    2,685.22x = 3,705.68 × 1,506.33
  4. Step 4: Simplify right side
    2,685.22x = 5,581,980.72
  5. Step 5: Solve for x
    x = 5,581,980.72/2,685.22
  6. Step 6: Final answer
    x = 2,078.78

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.