Home / 1,403.25-2,105.18-537.56

Finding the Fourth Proportional to 1,403.25, 2,105.18 and 537.56

Calculator

Solution

The fourth proportional to 1,403.25, 2,105.18 and 537.56 is: 806.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403.25 : 2,105.18 = 537.56 : x
  2. Step 2: Convert to fraction form
    1,403.25/2,105.18 = 537.56/x
  3. Step 3: Cross multiply
    1,403.25x = 2,105.18 × 537.56
  4. Step 4: Simplify right side
    1,403.25x = 1,131,665.15
  5. Step 5: Solve for x
    x = 1,131,665.15/1,403.25
  6. Step 6: Final answer
    x = 806.46

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.