Home / 3,086.06-4,260.75-2,753.92

Finding the Fourth Proportional to 3,086.06, 4,260.75 and 2,753.92

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Solution

The fourth proportional to 3,086.06, 4,260.75 and 2,753.92 is: 3,802.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.06 : 4,260.75 = 2,753.92 : x
  2. Step 2: Convert to fraction form
    3,086.06/4,260.75 = 2,753.92/x
  3. Step 3: Cross multiply
    3,086.06x = 4,260.75 × 2,753.92
  4. Step 4: Simplify right side
    3,086.06x = 11,733,743.34
  5. Step 5: Solve for x
    x = 11,733,743.34/3,086.06
  6. Step 6: Final answer
    x = 3,802.18

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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.