Home / 3,464.82-5,198.40-1,518.30

Finding the Fourth Proportional to 3,464.82, 5,198.40 and 1,518.30

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Solution

The fourth proportional to 3,464.82, 5,198.40 and 1,518.30 is: 2,277.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.82 : 5,198.40 = 1,518.30 : x
  2. Step 2: Convert to fraction form
    3,464.82/5,198.40 = 1,518.30/x
  3. Step 3: Cross multiply
    3,464.82x = 5,198.40 × 1,518.30
  4. Step 4: Simplify right side
    3,464.82x = 7,892,730.72
  5. Step 5: Solve for x
    x = 7,892,730.72/3,464.82
  6. Step 6: Final answer
    x = 2,277.96

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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.