Home / 9,170.96-13,755.62-3,327.62

Finding the Fourth Proportional to 9,170.96, 13,755.62 and 3,327.62

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Solution

The fourth proportional to 9,170.96, 13,755.62 and 3,327.62 is: 4,991.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170.96 : 13,755.62 = 3,327.62 : x
  2. Step 2: Convert to fraction form
    9,170.96/13,755.62 = 3,327.62/x
  3. Step 3: Cross multiply
    9,170.96x = 13,755.62 × 3,327.62
  4. Step 4: Simplify right side
    9,170.96x = 45,773,415.77
  5. Step 5: Solve for x
    x = 45,773,415.77/9,170.96
  6. Step 6: Final answer
    x = 4,991.13

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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.