Home / 5,703.60-8,538.60-4,249.20

Finding the Fourth Proportional to 5,703.60, 8,538.60 and 4,249.20

Calculator

Solution

The fourth proportional to 5,703.60, 8,538.60 and 4,249.20 is: 6,361.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,703.60 : 8,538.60 = 4,249.20 : x
  2. Step 2: Convert to fraction form
    5,703.60/8,538.60 = 4,249.20/x
  3. Step 3: Cross multiply
    5,703.60x = 8,538.60 × 4,249.20
  4. Step 4: Simplify right side
    5,703.60x = 36,282,219.12
  5. Step 5: Solve for x
    x = 36,282,219.12/5,703.60
  6. Step 6: Final answer
    x = 6,361.28

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.