Home / 6,268.22-8,650.12-3,615.62

Finding the Fourth Proportional to 6,268.22, 8,650.12 and 3,615.62

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Solution

The fourth proportional to 6,268.22, 8,650.12 and 3,615.62 is: 4,989.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,268.22 : 8,650.12 = 3,615.62 : x
  2. Step 2: Convert to fraction form
    6,268.22/8,650.12 = 3,615.62/x
  3. Step 3: Cross multiply
    6,268.22x = 8,650.12 × 3,615.62
  4. Step 4: Simplify right side
    6,268.22x = 31,275,546.87
  5. Step 5: Solve for x
    x = 31,275,546.87/6,268.22
  6. Step 6: Final answer
    x = 4,989.54

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1.5x scale

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.