Home / 3,898.37-5,843.91-2,666.36

Finding the Fourth Proportional to 3,898.37, 5,843.91 and 2,666.36

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Solution

The fourth proportional to 3,898.37, 5,843.91 and 2,666.36 is: 3,997.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898.37 : 5,843.91 = 2,666.36 : x
  2. Step 2: Convert to fraction form
    3,898.37/5,843.91 = 2,666.36/x
  3. Step 3: Cross multiply
    3,898.37x = 5,843.91 × 2,666.36
  4. Step 4: Simplify right side
    3,898.37x = 15,581,967.87
  5. Step 5: Solve for x
    x = 15,581,967.87/3,898.37
  6. Step 6: Final answer
    x = 3,997.05

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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.