Home / 5,441.82-8,161.65-2,667.30

Finding the Fourth Proportional to 5,441.82, 8,161.65 and 2,667.30

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Solution

The fourth proportional to 5,441.82, 8,161.65 and 2,667.30 is: 4,000.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.82 : 8,161.65 = 2,667.30 : x
  2. Step 2: Convert to fraction form
    5,441.82/8,161.65 = 2,667.30/x
  3. Step 3: Cross multiply
    5,441.82x = 8,161.65 × 2,667.30
  4. Step 4: Simplify right side
    5,441.82x = 21,769,569.05
  5. Step 5: Solve for x
    x = 21,769,569.05/5,441.82
  6. Step 6: Final answer
    x = 4,000.42

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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.