Home / 4,261.91-6,360.46-3,979.91

Finding the Fourth Proportional to 4,261.91, 6,360.46 and 3,979.91

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Solution

The fourth proportional to 4,261.91, 6,360.46 and 3,979.91 is: 5,939.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.91 : 6,360.46 = 3,979.91 : x
  2. Step 2: Convert to fraction form
    4,261.91/6,360.46 = 3,979.91/x
  3. Step 3: Cross multiply
    4,261.91x = 6,360.46 × 3,979.91
  4. Step 4: Simplify right side
    4,261.91x = 25,314,064.31
  5. Step 5: Solve for x
    x = 25,314,064.31/4,261.91
  6. Step 6: Final answer
    x = 5,939.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.