Home / 8,215.53-12,323.51-2,372.13

Finding the Fourth Proportional to 8,215.53, 12,323.51 and 2,372.13

Calculator

Solution

The fourth proportional to 8,215.53, 12,323.51 and 2,372.13 is: 3,558.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,215.53 : 12,323.51 = 2,372.13 : x
  2. Step 2: Convert to fraction form
    8,215.53/12,323.51 = 2,372.13/x
  3. Step 3: Cross multiply
    8,215.53x = 12,323.51 × 2,372.13
  4. Step 4: Simplify right side
    8,215.53x = 29,232,967.78
  5. Step 5: Solve for x
    x = 29,232,967.78/8,215.53
  6. Step 6: Final answer
    x = 3,558.26

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.