Home / 3,822.06-5,724.99-2,887.32

Finding the Fourth Proportional to 3,822.06, 5,724.99 and 2,887.32

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Solution

The fourth proportional to 3,822.06, 5,724.99 and 2,887.32 is: 4,324.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.06 : 5,724.99 = 2,887.32 : x
  2. Step 2: Convert to fraction form
    3,822.06/5,724.99 = 2,887.32/x
  3. Step 3: Cross multiply
    3,822.06x = 5,724.99 × 2,887.32
  4. Step 4: Simplify right side
    3,822.06x = 16,529,878.13
  5. Step 5: Solve for x
    x = 16,529,878.13/3,822.06
  6. Step 6: Final answer
    x = 4,324.86

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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.