Home / 7,173.26-9,898.97-4,378.76

Finding the Fourth Proportional to 7,173.26, 9,898.97 and 4,378.76

Calculator

Solution

The fourth proportional to 7,173.26, 9,898.97 and 4,378.76 is: 6,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173.26 : 9,898.97 = 4,378.76 : x
  2. Step 2: Convert to fraction form
    7,173.26/9,898.97 = 4,378.76/x
  3. Step 3: Cross multiply
    7,173.26x = 9,898.97 × 4,378.76
  4. Step 4: Simplify right side
    7,173.26x = 43,345,142.49
  5. Step 5: Solve for x
    x = 43,345,142.49/7,173.26
  6. Step 6: Final answer
    x = 6,042.60

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.