Home / 5,107.72-7,662.30-2,029

Finding the Fourth Proportional to 5,107.72, 7,662.30 and 2,029

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Solution

The fourth proportional to 5,107.72, 7,662.30 and 2,029 is: 3,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107.72 : 7,662.30 = 2,029 : x
  2. Step 2: Convert to fraction form
    5,107.72/7,662.30 = 2,029/x
  3. Step 3: Cross multiply
    5,107.72x = 7,662.30 × 2,029
  4. Step 4: Simplify right side
    5,107.72x = 15,546,806.70
  5. Step 5: Solve for x
    x = 15,546,806.70/5,107.72
  6. Step 6: Final answer
    x = 3,043.79

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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.