Home / 3,702.14-5,106.57-2,208.91

Finding the Fourth Proportional to 3,702.14, 5,106.57 and 2,208.91

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Solution

The fourth proportional to 3,702.14, 5,106.57 and 2,208.91 is: 3,046.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.14 : 5,106.57 = 2,208.91 : x
  2. Step 2: Convert to fraction form
    3,702.14/5,106.57 = 2,208.91/x
  3. Step 3: Cross multiply
    3,702.14x = 5,106.57 × 2,208.91
  4. Step 4: Simplify right side
    3,702.14x = 11,279,953.54
  5. Step 5: Solve for x
    x = 11,279,953.54/3,702.14
  6. Step 6: Final answer
    x = 3,046.87

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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.