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Finding the Fourth Proportional to 11,662.88, 17,494.48 and 6,501.56

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Solution

The fourth proportional to 11,662.88, 17,494.48 and 6,501.56 is: 9,752.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,662.88 : 17,494.48 = 6,501.56 : x
  2. Step 2: Convert to fraction form
    11,662.88/17,494.48 = 6,501.56/x
  3. Step 3: Cross multiply
    11,662.88x = 17,494.48 × 6,501.56
  4. Step 4: Simplify right side
    11,662.88x = 113,741,411.39
  5. Step 5: Solve for x
    x = 113,741,411.39/11,662.88
  6. Step 6: Final answer
    x = 9,752.43

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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.