Home / 2,899.46-4,348.96-819.38

Finding the Fourth Proportional to 2,899.46, 4,348.96 and 819.38

Calculator

Solution

The fourth proportional to 2,899.46, 4,348.96 and 819.38 is: 1,229.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.46 : 4,348.96 = 819.38 : x
  2. Step 2: Convert to fraction form
    2,899.46/4,348.96 = 819.38/x
  3. Step 3: Cross multiply
    2,899.46x = 4,348.96 × 819.38
  4. Step 4: Simplify right side
    2,899.46x = 3,563,450.84
  5. Step 5: Solve for x
    x = 3,563,450.84/2,899.46
  6. Step 6: Final answer
    x = 1,229.01

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.