Home / 3,642.82-5,464.21-2,908.96

Finding the Fourth Proportional to 3,642.82, 5,464.21 and 2,908.96

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Solution

The fourth proportional to 3,642.82, 5,464.21 and 2,908.96 is: 4,363.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.82 : 5,464.21 = 2,908.96 : x
  2. Step 2: Convert to fraction form
    3,642.82/5,464.21 = 2,908.96/x
  3. Step 3: Cross multiply
    3,642.82x = 5,464.21 × 2,908.96
  4. Step 4: Simplify right side
    3,642.82x = 15,895,168.32
  5. Step 5: Solve for x
    x = 15,895,168.32/3,642.82
  6. Step 6: Final answer
    x = 4,363.42

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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.