Home / 2,288.48-3,157.94-1,293.80

Finding the Fourth Proportional to 2,288.48, 3,157.94 and 1,293.80

Calculator

Solution

The fourth proportional to 2,288.48, 3,157.94 and 1,293.80 is: 1,785.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.48 : 3,157.94 = 1,293.80 : x
  2. Step 2: Convert to fraction form
    2,288.48/3,157.94 = 1,293.80/x
  3. Step 3: Cross multiply
    2,288.48x = 3,157.94 × 1,293.80
  4. Step 4: Simplify right side
    2,288.48x = 4,085,742.77
  5. Step 5: Solve for x
    x = 4,085,742.77/2,288.48
  6. Step 6: Final answer
    x = 1,785.35

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.