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Finding the Fourth Proportional to 3,801.64, 5,702.46 and 3,736.84

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Solution

The fourth proportional to 3,801.64, 5,702.46 and 3,736.84 is: 5,605.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801.64 : 5,702.46 = 3,736.84 : x
  2. Step 2: Convert to fraction form
    3,801.64/5,702.46 = 3,736.84/x
  3. Step 3: Cross multiply
    3,801.64x = 5,702.46 × 3,736.84
  4. Step 4: Simplify right side
    3,801.64x = 21,309,180.63
  5. Step 5: Solve for x
    x = 21,309,180.63/3,801.64
  6. Step 6: Final answer
    x = 5,605.26

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1.5x scale

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.