Home / 4,441.12-6,662.16-2,133.28

Finding the Fourth Proportional to 4,441.12, 6,662.16 and 2,133.28

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Solution

The fourth proportional to 4,441.12, 6,662.16 and 2,133.28 is: 3,200.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,441.12 : 6,662.16 = 2,133.28 : x
  2. Step 2: Convert to fraction form
    4,441.12/6,662.16 = 2,133.28/x
  3. Step 3: Cross multiply
    4,441.12x = 6,662.16 × 2,133.28
  4. Step 4: Simplify right side
    4,441.12x = 14,212,252.68
  5. Step 5: Solve for x
    x = 14,212,252.68/4,441.12
  6. Step 6: Final answer
    x = 3,200.15

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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.