Home / 4,102.36-6,145.32-1,908.04

Finding the Fourth Proportional to 4,102.36, 6,145.32 and 1,908.04

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Solution

The fourth proportional to 4,102.36, 6,145.32 and 1,908.04 is: 2,858.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.36 : 6,145.32 = 1,908.04 : x
  2. Step 2: Convert to fraction form
    4,102.36/6,145.32 = 1,908.04/x
  3. Step 3: Cross multiply
    4,102.36x = 6,145.32 × 1,908.04
  4. Step 4: Simplify right side
    4,102.36x = 11,725,516.37
  5. Step 5: Solve for x
    x = 11,725,516.37/4,102.36
  6. Step 6: Final answer
    x = 2,858.24

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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.