Home / 3,570.22-5,355.35-1,261.72

Finding the Fourth Proportional to 3,570.22, 5,355.35 and 1,261.72

Calculator

Solution

The fourth proportional to 3,570.22, 5,355.35 and 1,261.72 is: 1,892.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.22 : 5,355.35 = 1,261.72 : x
  2. Step 2: Convert to fraction form
    3,570.22/5,355.35 = 1,261.72/x
  3. Step 3: Cross multiply
    3,570.22x = 5,355.35 × 1,261.72
  4. Step 4: Simplify right side
    3,570.22x = 6,756,952.20
  5. Step 5: Solve for x
    x = 6,756,952.20/3,570.22
  6. Step 6: Final answer
    x = 1,892.59

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.