Home / 3,623.24-4,997.94-2,225

Finding the Fourth Proportional to 3,623.24, 4,997.94 and 2,225

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Solution

The fourth proportional to 3,623.24, 4,997.94 and 2,225 is: 3,069.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.24 : 4,997.94 = 2,225 : x
  2. Step 2: Convert to fraction form
    3,623.24/4,997.94 = 2,225/x
  3. Step 3: Cross multiply
    3,623.24x = 4,997.94 × 2,225
  4. Step 4: Simplify right side
    3,623.24x = 11,120,416.50
  5. Step 5: Solve for x
    x = 11,120,416.50/3,623.24
  6. Step 6: Final answer
    x = 3,069.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.