Home / 7,725.62-11,531.88-6,636.98

Finding the Fourth Proportional to 7,725.62, 11,531.88 and 6,636.98

Calculator

Solution

The fourth proportional to 7,725.62, 11,531.88 and 6,636.98 is: 9,906.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725.62 : 11,531.88 = 6,636.98 : x
  2. Step 2: Convert to fraction form
    7,725.62/11,531.88 = 6,636.98/x
  3. Step 3: Cross multiply
    7,725.62x = 11,531.88 × 6,636.98
  4. Step 4: Simplify right side
    7,725.62x = 76,536,856.92
  5. Step 5: Solve for x
    x = 76,536,856.92/7,725.62
  6. Step 6: Final answer
    x = 9,906.89

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.