Home / 6,415.32-8,853.32-3,621

Finding the Fourth Proportional to 6,415.32, 8,853.32 and 3,621

Calculator

Solution

The fourth proportional to 6,415.32, 8,853.32 and 3,621 is: 4,997.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,415.32 : 8,853.32 = 3,621 : x
  2. Step 2: Convert to fraction form
    6,415.32/8,853.32 = 3,621/x
  3. Step 3: Cross multiply
    6,415.32x = 8,853.32 × 3,621
  4. Step 4: Simplify right side
    6,415.32x = 32,057,871.72
  5. Step 5: Solve for x
    x = 32,057,871.72/6,415.32
  6. Step 6: Final answer
    x = 4,997.08

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.