Home / 10,528.30-15,795.29-3,509.43

Finding the Fourth Proportional to 10,528.30, 15,795.29 and 3,509.43

Calculator

Solution

The fourth proportional to 10,528.30, 15,795.29 and 3,509.43 is: 5,265.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528.30 : 15,795.29 = 3,509.43 : x
  2. Step 2: Convert to fraction form
    10,528.30/15,795.29 = 3,509.43/x
  3. Step 3: Cross multiply
    10,528.30x = 15,795.29 × 3,509.43
  4. Step 4: Simplify right side
    10,528.30x = 55,432,464.58
  5. Step 5: Solve for x
    x = 55,432,464.58/10,528.30
  6. Step 6: Final answer
    x = 5,265.09

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.