Home / 2,839.76-4,260.28-2,018.32

Finding the Fourth Proportional to 2,839.76, 4,260.28 and 2,018.32

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Solution

The fourth proportional to 2,839.76, 4,260.28 and 2,018.32 is: 3,027.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839.76 : 4,260.28 = 2,018.32 : x
  2. Step 2: Convert to fraction form
    2,839.76/4,260.28 = 2,018.32/x
  3. Step 3: Cross multiply
    2,839.76x = 4,260.28 × 2,018.32
  4. Step 4: Simplify right side
    2,839.76x = 8,598,608.33
  5. Step 5: Solve for x
    x = 8,598,608.33/2,839.76
  6. Step 6: Final answer
    x = 3,027.93

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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.