Home / 4,475.82-6,716.45-2,830.09

Finding the Fourth Proportional to 4,475.82, 6,716.45 and 2,830.09

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Solution

The fourth proportional to 4,475.82, 6,716.45 and 2,830.09 is: 4,246.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.82 : 6,716.45 = 2,830.09 : x
  2. Step 2: Convert to fraction form
    4,475.82/6,716.45 = 2,830.09/x
  3. Step 3: Cross multiply
    4,475.82x = 6,716.45 × 2,830.09
  4. Step 4: Simplify right side
    4,475.82x = 19,008,157.98
  5. Step 5: Solve for x
    x = 19,008,157.98/4,475.82
  6. Step 6: Final answer
    x = 4,246.85

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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.