Home / 4,563.20-6,844.80-3,178.10

Finding the Fourth Proportional to 4,563.20, 6,844.80 and 3,178.10

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Solution

The fourth proportional to 4,563.20, 6,844.80 and 3,178.10 is: 4,767.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,563.20 : 6,844.80 = 3,178.10 : x
  2. Step 2: Convert to fraction form
    4,563.20/6,844.80 = 3,178.10/x
  3. Step 3: Cross multiply
    4,563.20x = 6,844.80 × 3,178.10
  4. Step 4: Simplify right side
    4,563.20x = 21,753,458.88
  5. Step 5: Solve for x
    x = 21,753,458.88/4,563.20
  6. Step 6: Final answer
    x = 4,767.15

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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.