Home / 3,643.21-5,464.82-1,451.96

Finding the Fourth Proportional to 3,643.21, 5,464.82 and 1,451.96

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Solution

The fourth proportional to 3,643.21, 5,464.82 and 1,451.96 is: 2,177.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.21 : 5,464.82 = 1,451.96 : x
  2. Step 2: Convert to fraction form
    3,643.21/5,464.82 = 1,451.96/x
  3. Step 3: Cross multiply
    3,643.21x = 5,464.82 × 1,451.96
  4. Step 4: Simplify right side
    3,643.21x = 7,934,692.79
  5. Step 5: Solve for x
    x = 7,934,692.79/3,643.21
  6. Step 6: Final answer
    x = 2,177.94

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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.