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Finding the Fourth Proportional to 8,362.88, 12,544.32 and 6,795.44

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Solution

The fourth proportional to 8,362.88, 12,544.32 and 6,795.44 is: 10,193.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,362.88 : 12,544.32 = 6,795.44 : x
  2. Step 2: Convert to fraction form
    8,362.88/12,544.32 = 6,795.44/x
  3. Step 3: Cross multiply
    8,362.88x = 12,544.32 × 6,795.44
  4. Step 4: Simplify right side
    8,362.88x = 85,244,173.90
  5. Step 5: Solve for x
    x = 85,244,173.90/8,362.88
  6. Step 6: Final answer
    x = 10,193.16

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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.