Home / 4,138.48-6,208.80-1,365.60

Finding the Fourth Proportional to 4,138.48, 6,208.80 and 1,365.60

Calculator

Solution

The fourth proportional to 4,138.48, 6,208.80 and 1,365.60 is: 2,048.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.48 : 6,208.80 = 1,365.60 : x
  2. Step 2: Convert to fraction form
    4,138.48/6,208.80 = 1,365.60/x
  3. Step 3: Cross multiply
    4,138.48x = 6,208.80 × 1,365.60
  4. Step 4: Simplify right side
    4,138.48x = 8,478,737.28
  5. Step 5: Solve for x
    x = 8,478,737.28/4,138.48
  6. Step 6: Final answer
    x = 2,048.76

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.