Home / 6,742.73-10,115.70-2,125.73

Finding the Fourth Proportional to 6,742.73, 10,115.70 and 2,125.73

Calculator

Solution

The fourth proportional to 6,742.73, 10,115.70 and 2,125.73 is: 3,189.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.73 : 10,115.70 = 2,125.73 : x
  2. Step 2: Convert to fraction form
    6,742.73/10,115.70 = 2,125.73/x
  3. Step 3: Cross multiply
    6,742.73x = 10,115.70 × 2,125.73
  4. Step 4: Simplify right side
    6,742.73x = 21,503,246.96
  5. Step 5: Solve for x
    x = 21,503,246.96/6,742.73
  6. Step 6: Final answer
    x = 3,189.10

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.