Home / 7,488.20-10,329.90-5,132.60

Finding the Fourth Proportional to 7,488.20, 10,329.90 and 5,132.60

Calculator

Solution

The fourth proportional to 7,488.20, 10,329.90 and 5,132.60 is: 7,080.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.20 : 10,329.90 = 5,132.60 : x
  2. Step 2: Convert to fraction form
    7,488.20/10,329.90 = 5,132.60/x
  3. Step 3: Cross multiply
    7,488.20x = 10,329.90 × 5,132.60
  4. Step 4: Simplify right side
    7,488.20x = 53,019,244.74
  5. Step 5: Solve for x
    x = 53,019,244.74/7,488.20
  6. Step 6: Final answer
    x = 7,080.37

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.