Home / 11,486.96-17,232.05-4,089.83

Finding the Fourth Proportional to 11,486.96, 17,232.05 and 4,089.83

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Solution

The fourth proportional to 11,486.96, 17,232.05 and 4,089.83 is: 6,135.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,486.96 : 17,232.05 = 4,089.83 : x
  2. Step 2: Convert to fraction form
    11,486.96/17,232.05 = 4,089.83/x
  3. Step 3: Cross multiply
    11,486.96x = 17,232.05 × 4,089.83
  4. Step 4: Simplify right side
    11,486.96x = 70,476,208.36
  5. Step 5: Solve for x
    x = 70,476,208.36/11,486.96
  6. Step 6: Final answer
    x = 6,135.33

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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.