Home / 4,478.82-6,729.57-2,836.14

Finding the Fourth Proportional to 4,478.82, 6,729.57 and 2,836.14

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Solution

The fourth proportional to 4,478.82, 6,729.57 and 2,836.14 is: 4,261.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.82 : 6,729.57 = 2,836.14 : x
  2. Step 2: Convert to fraction form
    4,478.82/6,729.57 = 2,836.14/x
  3. Step 3: Cross multiply
    4,478.82x = 6,729.57 × 2,836.14
  4. Step 4: Simplify right side
    4,478.82x = 19,086,002.66
  5. Step 5: Solve for x
    x = 19,086,002.66/4,478.82
  6. Step 6: Final answer
    x = 4,261.39

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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.