Home / 4,178.82-6,269.31-2,230.50

Finding the Fourth Proportional to 4,178.82, 6,269.31 and 2,230.50

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Solution

The fourth proportional to 4,178.82, 6,269.31 and 2,230.50 is: 3,346.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.82 : 6,269.31 = 2,230.50 : x
  2. Step 2: Convert to fraction form
    4,178.82/6,269.31 = 2,230.50/x
  3. Step 3: Cross multiply
    4,178.82x = 6,269.31 × 2,230.50
  4. Step 4: Simplify right side
    4,178.82x = 13,983,695.96
  5. Step 5: Solve for x
    x = 13,983,695.96/4,178.82
  6. Step 6: Final answer
    x = 3,346.33

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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.