Home / 2,133.47-3,211.52-1,521.41

Finding the Fourth Proportional to 2,133.47, 3,211.52 and 1,521.41

Calculator

Solution

The fourth proportional to 2,133.47, 3,211.52 and 1,521.41 is: 2,290.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.47 : 3,211.52 = 1,521.41 : x
  2. Step 2: Convert to fraction form
    2,133.47/3,211.52 = 1,521.41/x
  3. Step 3: Cross multiply
    2,133.47x = 3,211.52 × 1,521.41
  4. Step 4: Simplify right side
    2,133.47x = 4,886,020.68
  5. Step 5: Solve for x
    x = 4,886,020.68/2,133.47
  6. Step 6: Final answer
    x = 2,290.18

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.