Home / 3,908.10-5,866.26-2,351.91

Finding the Fourth Proportional to 3,908.10, 5,866.26 and 2,351.91

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Solution

The fourth proportional to 3,908.10, 5,866.26 and 2,351.91 is: 3,530.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.10 : 5,866.26 = 2,351.91 : x
  2. Step 2: Convert to fraction form
    3,908.10/5,866.26 = 2,351.91/x
  3. Step 3: Cross multiply
    3,908.10x = 5,866.26 × 2,351.91
  4. Step 4: Simplify right side
    3,908.10x = 13,796,915.56
  5. Step 5: Solve for x
    x = 13,796,915.56/3,908.10
  6. Step 6: Final answer
    x = 3,530.34

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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.