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Finding the Fourth Proportional to 11,708.96, 17,562.48 and 3,500.96

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Solution

The fourth proportional to 11,708.96, 17,562.48 and 3,500.96 is: 5,251.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,708.96 : 17,562.48 = 3,500.96 : x
  2. Step 2: Convert to fraction form
    11,708.96/17,562.48 = 3,500.96/x
  3. Step 3: Cross multiply
    11,708.96x = 17,562.48 × 3,500.96
  4. Step 4: Simplify right side
    11,708.96x = 61,485,539.98
  5. Step 5: Solve for x
    x = 61,485,539.98/11,708.96
  6. Step 6: Final answer
    x = 5,251.15

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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.