Home / 10,281.68-15,422.56-2,490.48

Finding the Fourth Proportional to 10,281.68, 15,422.56 and 2,490.48

Calculator

Solution

The fourth proportional to 10,281.68, 15,422.56 and 2,490.48 is: 3,735.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.68 : 15,422.56 = 2,490.48 : x
  2. Step 2: Convert to fraction form
    10,281.68/15,422.56 = 2,490.48/x
  3. Step 3: Cross multiply
    10,281.68x = 15,422.56 × 2,490.48
  4. Step 4: Simplify right side
    10,281.68x = 38,409,577.23
  5. Step 5: Solve for x
    x = 38,409,577.23/10,281.68
  6. Step 6: Final answer
    x = 3,735.73

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.