Home / 6,680.98-9,221.61-3,887.02

Finding the Fourth Proportional to 6,680.98, 9,221.61 and 3,887.02

Calculator

Solution

The fourth proportional to 6,680.98, 9,221.61 and 3,887.02 is: 5,365.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.98 : 9,221.61 = 3,887.02 : x
  2. Step 2: Convert to fraction form
    6,680.98/9,221.61 = 3,887.02/x
  3. Step 3: Cross multiply
    6,680.98x = 9,221.61 × 3,887.02
  4. Step 4: Simplify right side
    6,680.98x = 35,844,582.50
  5. Step 5: Solve for x
    x = 35,844,582.50/6,680.98
  6. Step 6: Final answer
    x = 5,365.17

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.