Home / 5,572.87-8,360.82-2,242.12

Finding the Fourth Proportional to 5,572.87, 8,360.82 and 2,242.12

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Solution

The fourth proportional to 5,572.87, 8,360.82 and 2,242.12 is: 3,363.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.87 : 8,360.82 = 2,242.12 : x
  2. Step 2: Convert to fraction form
    5,572.87/8,360.82 = 2,242.12/x
  3. Step 3: Cross multiply
    5,572.87x = 8,360.82 × 2,242.12
  4. Step 4: Simplify right side
    5,572.87x = 18,745,961.74
  5. Step 5: Solve for x
    x = 18,745,961.74/5,572.87
  6. Step 6: Final answer
    x = 3,363.79

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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.