Home / 1,063.13-1,467.11-621.27

Finding the Fourth Proportional to 1,063.13, 1,467.11 and 621.27

Calculator

Solution

The fourth proportional to 1,063.13, 1,467.11 and 621.27 is: 857.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063.13 : 1,467.11 = 621.27 : x
  2. Step 2: Convert to fraction form
    1,063.13/1,467.11 = 621.27/x
  3. Step 3: Cross multiply
    1,063.13x = 1,467.11 × 621.27
  4. Step 4: Simplify right side
    1,063.13x = 911,472.98
  5. Step 5: Solve for x
    x = 911,472.98/1,063.13
  6. Step 6: Final answer
    x = 857.35

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.