Home / 3,002.27-4,503.40-810.99

Finding the Fourth Proportional to 3,002.27, 4,503.40 and 810.99

Calculator

Solution

The fourth proportional to 3,002.27, 4,503.40 and 810.99 is: 1,216.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.27 : 4,503.40 = 810.99 : x
  2. Step 2: Convert to fraction form
    3,002.27/4,503.40 = 810.99/x
  3. Step 3: Cross multiply
    3,002.27x = 4,503.40 × 810.99
  4. Step 4: Simplify right side
    3,002.27x = 3,652,208.31
  5. Step 5: Solve for x
    x = 3,652,208.31/3,002.27
  6. Step 6: Final answer
    x = 1,216.48

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.