Home / 5,391.27-8,087.49-1,693.62

Finding the Fourth Proportional to 5,391.27, 8,087.49 and 1,693.62

Calculator

Solution

The fourth proportional to 5,391.27, 8,087.49 and 1,693.62 is: 2,540.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.27 : 8,087.49 = 1,693.62 : x
  2. Step 2: Convert to fraction form
    5,391.27/8,087.49 = 1,693.62/x
  3. Step 3: Cross multiply
    5,391.27x = 8,087.49 × 1,693.62
  4. Step 4: Simplify right side
    5,391.27x = 13,697,134.81
  5. Step 5: Solve for x
    x = 13,697,134.81/5,391.27
  6. Step 6: Final answer
    x = 2,540.61

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.