Home / 5,512.10-8,268.15-4,418.60

Finding the Fourth Proportional to 5,512.10, 8,268.15 and 4,418.60

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Solution

The fourth proportional to 5,512.10, 8,268.15 and 4,418.60 is: 6,627.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.10 : 8,268.15 = 4,418.60 : x
  2. Step 2: Convert to fraction form
    5,512.10/8,268.15 = 4,418.60/x
  3. Step 3: Cross multiply
    5,512.10x = 8,268.15 × 4,418.60
  4. Step 4: Simplify right side
    5,512.10x = 36,533,647.59
  5. Step 5: Solve for x
    x = 36,533,647.59/5,512.10
  6. Step 6: Final answer
    x = 6,627.90

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1.5x scale

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.