Home / 4,194.78-6,279.42-2,796.93

Finding the Fourth Proportional to 4,194.78, 6,279.42 and 2,796.93

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Solution

The fourth proportional to 4,194.78, 6,279.42 and 2,796.93 is: 4,186.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,194.78 : 6,279.42 = 2,796.93 : x
  2. Step 2: Convert to fraction form
    4,194.78/6,279.42 = 2,796.93/x
  3. Step 3: Cross multiply
    4,194.78x = 6,279.42 × 2,796.93
  4. Step 4: Simplify right side
    4,194.78x = 17,563,052.80
  5. Step 5: Solve for x
    x = 17,563,052.80/4,194.78
  6. Step 6: Final answer
    x = 4,186.88

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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.