Home / 8,990.28-13,483.74-2,748.76

Finding the Fourth Proportional to 8,990.28, 13,483.74 and 2,748.76

Calculator

Solution

The fourth proportional to 8,990.28, 13,483.74 and 2,748.76 is: 4,122.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,990.28 : 13,483.74 = 2,748.76 : x
  2. Step 2: Convert to fraction form
    8,990.28/13,483.74 = 2,748.76/x
  3. Step 3: Cross multiply
    8,990.28x = 13,483.74 × 2,748.76
  4. Step 4: Simplify right side
    8,990.28x = 37,063,565.16
  5. Step 5: Solve for x
    x = 37,063,565.16/8,990.28
  6. Step 6: Final answer
    x = 4,122.63

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.