Home / 4,219.00-5,822.72-3,100.32

Finding the Fourth Proportional to 4,219.00, 5,822.72 and 3,100.32

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Solution

The fourth proportional to 4,219.00, 5,822.72 and 3,100.32 is: 4,278.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.00 : 5,822.72 = 3,100.32 : x
  2. Step 2: Convert to fraction form
    4,219.00/5,822.72 = 3,100.32/x
  3. Step 3: Cross multiply
    4,219.00x = 5,822.72 × 3,100.32
  4. Step 4: Simplify right side
    4,219.00x = 18,052,250.66
  5. Step 5: Solve for x
    x = 18,052,250.66/4,219.00
  6. Step 6: Final answer
    x = 4,278.80

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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.