Home / 4,086.12-6,116.22-2,928.36

Finding the Fourth Proportional to 4,086.12, 6,116.22 and 2,928.36

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Solution

The fourth proportional to 4,086.12, 6,116.22 and 2,928.36 is: 4,383.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.12 : 6,116.22 = 2,928.36 : x
  2. Step 2: Convert to fraction form
    4,086.12/6,116.22 = 2,928.36/x
  3. Step 3: Cross multiply
    4,086.12x = 6,116.22 × 2,928.36
  4. Step 4: Simplify right side
    4,086.12x = 17,910,494.00
  5. Step 5: Solve for x
    x = 17,910,494.00/4,086.12
  6. Step 6: Final answer
    x = 4,383.25

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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.