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Finding the Fourth Proportional to 8,232.62, 12,323.39 and 6,659.51

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Solution

The fourth proportional to 8,232.62, 12,323.39 and 6,659.51 is: 9,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,232.62 : 12,323.39 = 6,659.51 : x
  2. Step 2: Convert to fraction form
    8,232.62/12,323.39 = 6,659.51/x
  3. Step 3: Cross multiply
    8,232.62x = 12,323.39 × 6,659.51
  4. Step 4: Simplify right side
    8,232.62x = 82,067,644.02
  5. Step 5: Solve for x
    x = 82,067,644.02/8,232.62
  6. Step 6: Final answer
    x = 9,968.60

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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.