Home / 11,667.52-16,104.24-6,634.68

Finding the Fourth Proportional to 11,667.52, 16,104.24 and 6,634.68

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Solution

The fourth proportional to 11,667.52, 16,104.24 and 6,634.68 is: 9,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,667.52 : 16,104.24 = 6,634.68 : x
  2. Step 2: Convert to fraction form
    11,667.52/16,104.24 = 6,634.68/x
  3. Step 3: Cross multiply
    11,667.52x = 16,104.24 × 6,634.68
  4. Step 4: Simplify right side
    11,667.52x = 106,846,479.04
  5. Step 5: Solve for x
    x = 106,846,479.04/11,667.52
  6. Step 6: Final answer
    x = 9,157.60

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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.