Home / 4,192.26-5,785.79-2,399.91

Finding the Fourth Proportional to 4,192.26, 5,785.79 and 2,399.91

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Solution

The fourth proportional to 4,192.26, 5,785.79 and 2,399.91 is: 3,312.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.26 : 5,785.79 = 2,399.91 : x
  2. Step 2: Convert to fraction form
    4,192.26/5,785.79 = 2,399.91/x
  3. Step 3: Cross multiply
    4,192.26x = 5,785.79 × 2,399.91
  4. Step 4: Simplify right side
    4,192.26x = 13,885,375.28
  5. Step 5: Solve for x
    x = 13,885,375.28/4,192.26
  6. Step 6: Final answer
    x = 3,312.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.