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Finding the Fourth Proportional to 6,791.08, 10,182.78 and 4,018.12

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Solution

The fourth proportional to 6,791.08, 10,182.78 and 4,018.12 is: 6,024.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,791.08 : 10,182.78 = 4,018.12 : x
  2. Step 2: Convert to fraction form
    6,791.08/10,182.78 = 4,018.12/x
  3. Step 3: Cross multiply
    6,791.08x = 10,182.78 × 4,018.12
  4. Step 4: Simplify right side
    6,791.08x = 40,915,631.97
  5. Step 5: Solve for x
    x = 40,915,631.97/6,791.08
  6. Step 6: Final answer
    x = 6,024.91

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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.