Home / 4,620.07-6,375.21-2,731.73

Finding the Fourth Proportional to 4,620.07, 6,375.21 and 2,731.73

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Solution

The fourth proportional to 4,620.07, 6,375.21 and 2,731.73 is: 3,769.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.07 : 6,375.21 = 2,731.73 : x
  2. Step 2: Convert to fraction form
    4,620.07/6,375.21 = 2,731.73/x
  3. Step 3: Cross multiply
    4,620.07x = 6,375.21 × 2,731.73
  4. Step 4: Simplify right side
    4,620.07x = 17,415,310.29
  5. Step 5: Solve for x
    x = 17,415,310.29/4,620.07
  6. Step 6: Final answer
    x = 3,769.49

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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.