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Finding the Fourth Proportional to 5,202.73, 7,179.94 and 2,964.70

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Solution

The fourth proportional to 5,202.73, 7,179.94 and 2,964.70 is: 4,091.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202.73 : 7,179.94 = 2,964.70 : x
  2. Step 2: Convert to fraction form
    5,202.73/7,179.94 = 2,964.70/x
  3. Step 3: Cross multiply
    5,202.73x = 7,179.94 × 2,964.70
  4. Step 4: Simplify right side
    5,202.73x = 21,286,368.12
  5. Step 5: Solve for x
    x = 21,286,368.12/5,202.73
  6. Step 6: Final answer
    x = 4,091.38

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1.5x scale

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.