Home / 2,912.19-4,019.35-1,717.11

Finding the Fourth Proportional to 2,912.19, 4,019.35 and 1,717.11

Calculator

Solution

The fourth proportional to 2,912.19, 4,019.35 and 1,717.11 is: 2,369.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912.19 : 4,019.35 = 1,717.11 : x
  2. Step 2: Convert to fraction form
    2,912.19/4,019.35 = 1,717.11/x
  3. Step 3: Cross multiply
    2,912.19x = 4,019.35 × 1,717.11
  4. Step 4: Simplify right side
    2,912.19x = 6,901,666.08
  5. Step 5: Solve for x
    x = 6,901,666.08/2,912.19
  6. Step 6: Final answer
    x = 2,369.92

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.