Home / 3,225-4,834.26-1,665.66

Finding the Fourth Proportional to 3,225, 4,834.26 and 1,665.66

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Solution

The fourth proportional to 3,225, 4,834.26 and 1,665.66 is: 2,496.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225 : 4,834.26 = 1,665.66 : x
  2. Step 2: Convert to fraction form
    3,225/4,834.26 = 1,665.66/x
  3. Step 3: Cross multiply
    3,225x = 4,834.26 × 1,665.66
  4. Step 4: Simplify right side
    3,225x = 8,052,233.51
  5. Step 5: Solve for x
    x = 8,052,233.51/3,225
  6. Step 6: Final answer
    x = 2,496.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.