Home / 2,007.18-3,004.39-1,930.64

Finding the Fourth Proportional to 2,007.18, 3,004.39 and 1,930.64

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Solution

The fourth proportional to 2,007.18, 3,004.39 and 1,930.64 is: 2,889.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007.18 : 3,004.39 = 1,930.64 : x
  2. Step 2: Convert to fraction form
    2,007.18/3,004.39 = 1,930.64/x
  3. Step 3: Cross multiply
    2,007.18x = 3,004.39 × 1,930.64
  4. Step 4: Simplify right side
    2,007.18x = 5,800,382.90
  5. Step 5: Solve for x
    x = 5,800,382.90/2,007.18
  6. Step 6: Final answer
    x = 2,889.82

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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.