Home / 3,519.02-5,278.49-1,053.86

Finding the Fourth Proportional to 3,519.02, 5,278.49 and 1,053.86

Calculator

Solution

The fourth proportional to 3,519.02, 5,278.49 and 1,053.86 is: 1,580.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.02 : 5,278.49 = 1,053.86 : x
  2. Step 2: Convert to fraction form
    3,519.02/5,278.49 = 1,053.86/x
  3. Step 3: Cross multiply
    3,519.02x = 5,278.49 × 1,053.86
  4. Step 4: Simplify right side
    3,519.02x = 5,562,794.42
  5. Step 5: Solve for x
    x = 5,562,794.42/3,519.02
  6. Step 6: Final answer
    x = 1,580.78

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.