Home / 6,388.60-8,816.25-3,594.10

Finding the Fourth Proportional to 6,388.60, 8,816.25 and 3,594.10

Calculator

Solution

The fourth proportional to 6,388.60, 8,816.25 and 3,594.10 is: 4,959.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,388.60 : 8,816.25 = 3,594.10 : x
  2. Step 2: Convert to fraction form
    6,388.60/8,816.25 = 3,594.10/x
  3. Step 3: Cross multiply
    6,388.60x = 8,816.25 × 3,594.10
  4. Step 4: Simplify right side
    6,388.60x = 31,686,484.13
  5. Step 5: Solve for x
    x = 31,686,484.13/6,388.60
  6. Step 6: Final answer
    x = 4,959.85

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.