Home / 7,892.56-10,891.62-4,355.68

Finding the Fourth Proportional to 7,892.56, 10,891.62 and 4,355.68

Calculator

Solution

The fourth proportional to 7,892.56, 10,891.62 and 4,355.68 is: 6,010.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,892.56 : 10,891.62 = 4,355.68 : x
  2. Step 2: Convert to fraction form
    7,892.56/10,891.62 = 4,355.68/x
  3. Step 3: Cross multiply
    7,892.56x = 10,891.62 × 4,355.68
  4. Step 4: Simplify right side
    7,892.56x = 47,440,411.40
  5. Step 5: Solve for x
    x = 47,440,411.40/7,892.56
  6. Step 6: Final answer
    x = 6,010.78

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.