Home / 10,936.08-16,400.10-3,914.19

Finding the Fourth Proportional to 10,936.08, 16,400.10 and 3,914.19

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Solution

The fourth proportional to 10,936.08, 16,400.10 and 3,914.19 is: 5,869.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936.08 : 16,400.10 = 3,914.19 : x
  2. Step 2: Convert to fraction form
    10,936.08/16,400.10 = 3,914.19/x
  3. Step 3: Cross multiply
    10,936.08x = 16,400.10 × 3,914.19
  4. Step 4: Simplify right side
    10,936.08x = 64,193,122.10
  5. Step 5: Solve for x
    x = 64,193,122.10/10,936.08
  6. Step 6: Final answer
    x = 5,869.85

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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.