Home / 2,152.65-3,229.41-692.82

Finding the Fourth Proportional to 2,152.65, 3,229.41 and 692.82

Calculator

Solution

The fourth proportional to 2,152.65, 3,229.41 and 692.82 is: 1,039.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152.65 : 3,229.41 = 692.82 : x
  2. Step 2: Convert to fraction form
    2,152.65/3,229.41 = 692.82/x
  3. Step 3: Cross multiply
    2,152.65x = 3,229.41 × 692.82
  4. Step 4: Simplify right side
    2,152.65x = 2,237,399.84
  5. Step 5: Solve for x
    x = 2,237,399.84/2,152.65
  6. Step 6: Final answer
    x = 1,039.37

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.