Home / 1,321.68-1,823.83-732.24

Finding the Fourth Proportional to 1,321.68, 1,823.83 and 732.24

Calculator

Solution

The fourth proportional to 1,321.68, 1,823.83 and 732.24 is: 1,010.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321.68 : 1,823.83 = 732.24 : x
  2. Step 2: Convert to fraction form
    1,321.68/1,823.83 = 732.24/x
  3. Step 3: Cross multiply
    1,321.68x = 1,823.83 × 732.24
  4. Step 4: Simplify right side
    1,321.68x = 1,335,483.57
  5. Step 5: Solve for x
    x = 1,335,483.57/1,321.68
  6. Step 6: Final answer
    x = 1,010.44

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.