Home / 12,664.93-18,997.62-3,304.38

Finding the Fourth Proportional to 12,664.93, 18,997.62 and 3,304.38

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Solution

The fourth proportional to 12,664.93, 18,997.62 and 3,304.38 is: 4,956.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,664.93 : 18,997.62 = 3,304.38 : x
  2. Step 2: Convert to fraction form
    12,664.93/18,997.62 = 3,304.38/x
  3. Step 3: Cross multiply
    12,664.93x = 18,997.62 × 3,304.38
  4. Step 4: Simplify right side
    12,664.93x = 62,775,355.58
  5. Step 5: Solve for x
    x = 62,775,355.58/12,664.93
  6. Step 6: Final answer
    x = 4,956.63

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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.