Home / 9,586.35-14,380.20-5,428.35

Finding the Fourth Proportional to 9,586.35, 14,380.20 and 5,428.35

Calculator

Solution

The fourth proportional to 9,586.35, 14,380.20 and 5,428.35 is: 8,142.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,586.35 : 14,380.20 = 5,428.35 : x
  2. Step 2: Convert to fraction form
    9,586.35/14,380.20 = 5,428.35/x
  3. Step 3: Cross multiply
    9,586.35x = 14,380.20 × 5,428.35
  4. Step 4: Simplify right side
    9,586.35x = 78,060,758.67
  5. Step 5: Solve for x
    x = 78,060,758.67/9,586.35
  6. Step 6: Final answer
    x = 8,142.91

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.