Home / 11,379.96-17,070.21-3,588.75

Finding the Fourth Proportional to 11,379.96, 17,070.21 and 3,588.75

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Solution

The fourth proportional to 11,379.96, 17,070.21 and 3,588.75 is: 5,383.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,379.96 : 17,070.21 = 3,588.75 : x
  2. Step 2: Convert to fraction form
    11,379.96/17,070.21 = 3,588.75/x
  3. Step 3: Cross multiply
    11,379.96x = 17,070.21 × 3,588.75
  4. Step 4: Simplify right side
    11,379.96x = 61,260,716.14
  5. Step 5: Solve for x
    x = 61,260,716.14/11,379.96
  6. Step 6: Final answer
    x = 5,383.21

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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.