Home / 7,632.48-11,438.40-3,248.72

Finding the Fourth Proportional to 7,632.48, 11,438.40 and 3,248.72

Calculator

Solution

The fourth proportional to 7,632.48, 11,438.40 and 3,248.72 is: 4,868.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,632.48 : 11,438.40 = 3,248.72 : x
  2. Step 2: Convert to fraction form
    7,632.48/11,438.40 = 3,248.72/x
  3. Step 3: Cross multiply
    7,632.48x = 11,438.40 × 3,248.72
  4. Step 4: Simplify right side
    7,632.48x = 37,160,158.85
  5. Step 5: Solve for x
    x = 37,160,158.85/7,632.48
  6. Step 6: Final answer
    x = 4,868.69

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.