Home / 3,619.91-4,995.38-2,047.97

Finding the Fourth Proportional to 3,619.91, 4,995.38 and 2,047.97

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Solution

The fourth proportional to 3,619.91, 4,995.38 and 2,047.97 is: 2,826.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.91 : 4,995.38 = 2,047.97 : x
  2. Step 2: Convert to fraction form
    3,619.91/4,995.38 = 2,047.97/x
  3. Step 3: Cross multiply
    3,619.91x = 4,995.38 × 2,047.97
  4. Step 4: Simplify right side
    3,619.91x = 10,230,353.16
  5. Step 5: Solve for x
    x = 10,230,353.16/3,619.91
  6. Step 6: Final answer
    x = 2,826.14

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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.