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Finding the Fourth Proportional to 4,836.88, 7,252.80 and 3,194.32

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Solution

The fourth proportional to 4,836.88, 7,252.80 and 3,194.32 is: 4,789.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,836.88 : 7,252.80 = 3,194.32 : x
  2. Step 2: Convert to fraction form
    4,836.88/7,252.80 = 3,194.32/x
  3. Step 3: Cross multiply
    4,836.88x = 7,252.80 × 3,194.32
  4. Step 4: Simplify right side
    4,836.88x = 23,167,764.10
  5. Step 5: Solve for x
    x = 23,167,764.10/4,836.88
  6. Step 6: Final answer
    x = 4,789.82

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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.