Home / 10,961.07-16,438.10-3,563.75

Finding the Fourth Proportional to 10,961.07, 16,438.10 and 3,563.75

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Solution

The fourth proportional to 10,961.07, 16,438.10 and 3,563.75 is: 5,344.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961.07 : 16,438.10 = 3,563.75 : x
  2. Step 2: Convert to fraction form
    10,961.07/16,438.10 = 3,563.75/x
  3. Step 3: Cross multiply
    10,961.07x = 16,438.10 × 3,563.75
  4. Step 4: Simplify right side
    10,961.07x = 58,581,178.87
  5. Step 5: Solve for x
    x = 58,581,178.87/10,961.07
  6. Step 6: Final answer
    x = 5,344.48

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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.