Home / 11,972.52-16,522.08-6,667.83

Finding the Fourth Proportional to 11,972.52, 16,522.08 and 6,667.83

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Solution

The fourth proportional to 11,972.52, 16,522.08 and 6,667.83 is: 9,201.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972.52 : 16,522.08 = 6,667.83 : x
  2. Step 2: Convert to fraction form
    11,972.52/16,522.08 = 6,667.83/x
  3. Step 3: Cross multiply
    11,972.52x = 16,522.08 × 6,667.83
  4. Step 4: Simplify right side
    11,972.52x = 110,166,420.69
  5. Step 5: Solve for x
    x = 110,166,420.69/11,972.52
  6. Step 6: Final answer
    x = 9,201.61

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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.