Home / 5,512.80-8,273.60-2,051.04

Finding the Fourth Proportional to 5,512.80, 8,273.60 and 2,051.04

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Solution

The fourth proportional to 5,512.80, 8,273.60 and 2,051.04 is: 3,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.80 : 8,273.60 = 2,051.04 : x
  2. Step 2: Convert to fraction form
    5,512.80/8,273.60 = 2,051.04/x
  3. Step 3: Cross multiply
    5,512.80x = 8,273.60 × 2,051.04
  4. Step 4: Simplify right side
    5,512.80x = 16,969,484.54
  5. Step 5: Solve for x
    x = 16,969,484.54/5,512.80
  6. Step 6: Final answer
    x = 3,078.20

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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.