Home / 3,863.06-5,331.05-2,094.65

Finding the Fourth Proportional to 3,863.06, 5,331.05 and 2,094.65

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Solution

The fourth proportional to 3,863.06, 5,331.05 and 2,094.65 is: 2,890.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.06 : 5,331.05 = 2,094.65 : x
  2. Step 2: Convert to fraction form
    3,863.06/5,331.05 = 2,094.65/x
  3. Step 3: Cross multiply
    3,863.06x = 5,331.05 × 2,094.65
  4. Step 4: Simplify right side
    3,863.06x = 11,166,702.45
  5. Step 5: Solve for x
    x = 11,166,702.45/3,863.06
  6. Step 6: Final answer
    x = 2,890.64

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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.