Home / 1,516.24-2,272.20-865.63

Finding the Fourth Proportional to 1,516.24, 2,272.20 and 865.63

Calculator

Solution

The fourth proportional to 1,516.24, 2,272.20 and 865.63 is: 1,297.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516.24 : 2,272.20 = 865.63 : x
  2. Step 2: Convert to fraction form
    1,516.24/2,272.20 = 865.63/x
  3. Step 3: Cross multiply
    1,516.24x = 2,272.20 × 865.63
  4. Step 4: Simplify right side
    1,516.24x = 1,966,884.49
  5. Step 5: Solve for x
    x = 1,966,884.49/1,516.24
  6. Step 6: Final answer
    x = 1,297.21

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.