Home / 11,972.43-16,522.25-6,667.74

Finding the Fourth Proportional to 11,972.43, 16,522.25 and 6,667.74

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Solution

The fourth proportional to 11,972.43, 16,522.25 and 6,667.74 is: 9,201.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972.43 : 16,522.25 = 6,667.74 : x
  2. Step 2: Convert to fraction form
    11,972.43/16,522.25 = 6,667.74/x
  3. Step 3: Cross multiply
    11,972.43x = 16,522.25 × 6,667.74
  4. Step 4: Simplify right side
    11,972.43x = 110,166,033.88
  5. Step 5: Solve for x
    x = 110,166,033.88/11,972.43
  6. Step 6: Final answer
    x = 9,201.64

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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.