Home / 2,305.82-3,457.20-1,072.56

Finding the Fourth Proportional to 2,305.82, 3,457.20 and 1,072.56

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Solution

The fourth proportional to 2,305.82, 3,457.20 and 1,072.56 is: 1,608.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305.82 : 3,457.20 = 1,072.56 : x
  2. Step 2: Convert to fraction form
    2,305.82/3,457.20 = 1,072.56/x
  3. Step 3: Cross multiply
    2,305.82x = 3,457.20 × 1,072.56
  4. Step 4: Simplify right side
    2,305.82x = 3,708,054.43
  5. Step 5: Solve for x
    x = 3,708,054.43/2,305.82
  6. Step 6: Final answer
    x = 1,608.13

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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.