Home / 4,619.92-6,375.23-2,731.68

Finding the Fourth Proportional to 4,619.92, 6,375.23 and 2,731.68

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Solution

The fourth proportional to 4,619.92, 6,375.23 and 2,731.68 is: 3,769.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,619.92 : 6,375.23 = 2,731.68 : x
  2. Step 2: Convert to fraction form
    4,619.92/6,375.23 = 2,731.68/x
  3. Step 3: Cross multiply
    4,619.92x = 6,375.23 × 2,731.68
  4. Step 4: Simplify right side
    4,619.92x = 17,415,088.29
  5. Step 5: Solve for x
    x = 17,415,088.29/4,619.92
  6. Step 6: Final answer
    x = 3,769.56

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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.