Home / 5,432.21-8,144.31-1,732.31

Finding the Fourth Proportional to 5,432.21, 8,144.31 and 1,732.31

Calculator

Solution

The fourth proportional to 5,432.21, 8,144.31 and 1,732.31 is: 2,597.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.21 : 8,144.31 = 1,732.31 : x
  2. Step 2: Convert to fraction form
    5,432.21/8,144.31 = 1,732.31/x
  3. Step 3: Cross multiply
    5,432.21x = 8,144.31 × 1,732.31
  4. Step 4: Simplify right side
    5,432.21x = 14,108,428.93
  5. Step 5: Solve for x
    x = 14,108,428.93/5,432.21
  6. Step 6: Final answer
    x = 2,597.18

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.