Home / 5,464.25-8,184.52-3,384.78

Finding the Fourth Proportional to 5,464.25, 8,184.52 and 3,384.78

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Solution

The fourth proportional to 5,464.25, 8,184.52 and 3,384.78 is: 5,069.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.25 : 8,184.52 = 3,384.78 : x
  2. Step 2: Convert to fraction form
    5,464.25/8,184.52 = 3,384.78/x
  3. Step 3: Cross multiply
    5,464.25x = 8,184.52 × 3,384.78
  4. Step 4: Simplify right side
    5,464.25x = 27,702,799.61
  5. Step 5: Solve for x
    x = 27,702,799.61/5,464.25
  6. Step 6: Final answer
    x = 5,069.83

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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.