Home / 8,004.72-11,046.62-4,647.80

Finding the Fourth Proportional to 8,004.72, 11,046.62 and 4,647.80

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Solution

The fourth proportional to 8,004.72, 11,046.62 and 4,647.80 is: 6,414.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,004.72 : 11,046.62 = 4,647.80 : x
  2. Step 2: Convert to fraction form
    8,004.72/11,046.62 = 4,647.80/x
  3. Step 3: Cross multiply
    8,004.72x = 11,046.62 × 4,647.80
  4. Step 4: Simplify right side
    8,004.72x = 51,342,480.44
  5. Step 5: Solve for x
    x = 51,342,480.44/8,004.72
  6. Step 6: Final answer
    x = 6,414.03

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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.