Home / 4,489.04-6,736.44-2,179.28

Finding the Fourth Proportional to 4,489.04, 6,736.44 and 2,179.28

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Solution

The fourth proportional to 4,489.04, 6,736.44 and 2,179.28 is: 3,270.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.04 : 6,736.44 = 2,179.28 : x
  2. Step 2: Convert to fraction form
    4,489.04/6,736.44 = 2,179.28/x
  3. Step 3: Cross multiply
    4,489.04x = 6,736.44 × 2,179.28
  4. Step 4: Simplify right side
    4,489.04x = 14,680,588.96
  5. Step 5: Solve for x
    x = 14,680,588.96/4,489.04
  6. Step 6: Final answer
    x = 3,270.32

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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.