Home / 5,405.67-8,111.70-2,327.67

Finding the Fourth Proportional to 5,405.67, 8,111.70 and 2,327.67

Calculator

Solution

The fourth proportional to 5,405.67, 8,111.70 and 2,327.67 is: 3,492.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405.67 : 8,111.70 = 2,327.67 : x
  2. Step 2: Convert to fraction form
    5,405.67/8,111.70 = 2,327.67/x
  3. Step 3: Cross multiply
    5,405.67x = 8,111.70 × 2,327.67
  4. Step 4: Simplify right side
    5,405.67x = 18,881,360.74
  5. Step 5: Solve for x
    x = 18,881,360.74/5,405.67
  6. Step 6: Final answer
    x = 3,492.88

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.