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Finding the Fourth Proportional to 11,662.35, 17,496.12 and 4,266.63

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Solution

The fourth proportional to 11,662.35, 17,496.12 and 4,266.63 is: 6,400.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,662.35 : 17,496.12 = 4,266.63 : x
  2. Step 2: Convert to fraction form
    11,662.35/17,496.12 = 4,266.63/x
  3. Step 3: Cross multiply
    11,662.35x = 17,496.12 × 4,266.63
  4. Step 4: Simplify right side
    11,662.35x = 74,649,470.48
  5. Step 5: Solve for x
    x = 74,649,470.48/11,662.35
  6. Step 6: Final answer
    x = 6,400.89

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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.