Home / 3,540.96-5,312.25-1,692.54

Finding the Fourth Proportional to 3,540.96, 5,312.25 and 1,692.54

Calculator

Solution

The fourth proportional to 3,540.96, 5,312.25 and 1,692.54 is: 2,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.96 : 5,312.25 = 1,692.54 : x
  2. Step 2: Convert to fraction form
    3,540.96/5,312.25 = 1,692.54/x
  3. Step 3: Cross multiply
    3,540.96x = 5,312.25 × 1,692.54
  4. Step 4: Simplify right side
    3,540.96x = 8,991,195.62
  5. Step 5: Solve for x
    x = 8,991,195.62/3,540.96
  6. Step 6: Final answer
    x = 2,539.20

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.