Home / 11,245.14-16,867.29-3,453.75

Finding the Fourth Proportional to 11,245.14, 16,867.29 and 3,453.75

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Solution

The fourth proportional to 11,245.14, 16,867.29 and 3,453.75 is: 5,180.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,245.14 : 16,867.29 = 3,453.75 : x
  2. Step 2: Convert to fraction form
    11,245.14/16,867.29 = 3,453.75/x
  3. Step 3: Cross multiply
    11,245.14x = 16,867.29 × 3,453.75
  4. Step 4: Simplify right side
    11,245.14x = 58,255,402.84
  5. Step 5: Solve for x
    x = 58,255,402.84/11,245.14
  6. Step 6: Final answer
    x = 5,180.50

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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.