Home / 2,982.15-4,110.57-2,351.61

Finding the Fourth Proportional to 2,982.15, 4,110.57 and 2,351.61

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Solution

The fourth proportional to 2,982.15, 4,110.57 and 2,351.61 is: 3,241.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.15 : 4,110.57 = 2,351.61 : x
  2. Step 2: Convert to fraction form
    2,982.15/4,110.57 = 2,351.61/x
  3. Step 3: Cross multiply
    2,982.15x = 4,110.57 × 2,351.61
  4. Step 4: Simplify right side
    2,982.15x = 9,666,457.52
  5. Step 5: Solve for x
    x = 9,666,457.52/2,982.15
  6. Step 6: Final answer
    x = 3,241.44

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