Home / 2,952.99-4,428.98-872.98

Finding the Fourth Proportional to 2,952.99, 4,428.98 and 872.98

Calculator

Solution

The fourth proportional to 2,952.99, 4,428.98 and 872.98 is: 1,309.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.99 : 4,428.98 = 872.98 : x
  2. Step 2: Convert to fraction form
    2,952.99/4,428.98 = 872.98/x
  3. Step 3: Cross multiply
    2,952.99x = 4,428.98 × 872.98
  4. Step 4: Simplify right side
    2,952.99x = 3,866,398.80
  5. Step 5: Solve for x
    x = 3,866,398.80/2,952.99
  6. Step 6: Final answer
    x = 1,309.32

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.