Home / 10,832.45-16,249.76-3,905.33

Finding the Fourth Proportional to 10,832.45, 16,249.76 and 3,905.33

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Solution

The fourth proportional to 10,832.45, 16,249.76 and 3,905.33 is: 5,858.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,832.45 : 16,249.76 = 3,905.33 : x
  2. Step 2: Convert to fraction form
    10,832.45/16,249.76 = 3,905.33/x
  3. Step 3: Cross multiply
    10,832.45x = 16,249.76 × 3,905.33
  4. Step 4: Simplify right side
    10,832.45x = 63,460,675.22
  5. Step 5: Solve for x
    x = 63,460,675.22/10,832.45
  6. Step 6: Final answer
    x = 5,858.39

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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.