Home / 2,784.27-4,173.63-1,393.36

Finding the Fourth Proportional to 2,784.27, 4,173.63 and 1,393.36

Calculator

Solution

The fourth proportional to 2,784.27, 4,173.63 and 1,393.36 is: 2,088.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784.27 : 4,173.63 = 1,393.36 : x
  2. Step 2: Convert to fraction form
    2,784.27/4,173.63 = 1,393.36/x
  3. Step 3: Cross multiply
    2,784.27x = 4,173.63 × 1,393.36
  4. Step 4: Simplify right side
    2,784.27x = 5,815,369.10
  5. Step 5: Solve for x
    x = 5,815,369.10/2,784.27
  6. Step 6: Final answer
    x = 2,088.65

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.