Home / 11,479.56-17,219.33-3,693.84

Finding the Fourth Proportional to 11,479.56, 17,219.33 and 3,693.84

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Solution

The fourth proportional to 11,479.56, 17,219.33 and 3,693.84 is: 5,540.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,479.56 : 17,219.33 = 3,693.84 : x
  2. Step 2: Convert to fraction form
    11,479.56/17,219.33 = 3,693.84/x
  3. Step 3: Cross multiply
    11,479.56x = 17,219.33 × 3,693.84
  4. Step 4: Simplify right side
    11,479.56x = 63,605,431.46
  5. Step 5: Solve for x
    x = 63,605,431.46/11,479.56
  6. Step 6: Final answer
    x = 5,540.76

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Similar ratio
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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.