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Finding the Fourth Proportional to 8,495.82, 12,729.35 and 5,202.04

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Solution

The fourth proportional to 8,495.82, 12,729.35 and 5,202.04 is: 7,794.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,495.82 : 12,729.35 = 5,202.04 : x
  2. Step 2: Convert to fraction form
    8,495.82/12,729.35 = 5,202.04/x
  3. Step 3: Cross multiply
    8,495.82x = 12,729.35 × 5,202.04
  4. Step 4: Simplify right side
    8,495.82x = 66,218,524.23
  5. Step 5: Solve for x
    x = 66,218,524.23/8,495.82
  6. Step 6: Final answer
    x = 7,794.25

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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.