Home / 5,512.48-8,268.83-1,616.88

Finding the Fourth Proportional to 5,512.48, 8,268.83 and 1,616.88

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Solution

The fourth proportional to 5,512.48, 8,268.83 and 1,616.88 is: 2,425.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.48 : 8,268.83 = 1,616.88 : x
  2. Step 2: Convert to fraction form
    5,512.48/8,268.83 = 1,616.88/x
  3. Step 3: Cross multiply
    5,512.48x = 8,268.83 × 1,616.88
  4. Step 4: Simplify right side
    5,512.48x = 13,369,705.85
  5. Step 5: Solve for x
    x = 13,369,705.85/5,512.48
  6. Step 6: Final answer
    x = 2,425.35

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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.