Home / 11,161.18-16,735.08-3,765.47

Finding the Fourth Proportional to 11,161.18, 16,735.08 and 3,765.47

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Solution

The fourth proportional to 11,161.18, 16,735.08 and 3,765.47 is: 5,645.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,161.18 : 16,735.08 = 3,765.47 : x
  2. Step 2: Convert to fraction form
    11,161.18/16,735.08 = 3,765.47/x
  3. Step 3: Cross multiply
    11,161.18x = 16,735.08 × 3,765.47
  4. Step 4: Simplify right side
    11,161.18x = 63,015,441.69
  5. Step 5: Solve for x
    x = 63,015,441.69/11,161.18
  6. Step 6: Final answer
    x = 5,645.95

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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.