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Finding the Fourth Proportional to 2,836.04, 4,245.96 and 2,188.04

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Solution

The fourth proportional to 2,836.04, 4,245.96 and 2,188.04 is: 3,275.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.04 : 4,245.96 = 2,188.04 : x
  2. Step 2: Convert to fraction form
    2,836.04/4,245.96 = 2,188.04/x
  3. Step 3: Cross multiply
    2,836.04x = 4,245.96 × 2,188.04
  4. Step 4: Simplify right side
    2,836.04x = 9,290,330.32
  5. Step 5: Solve for x
    x = 9,290,330.32/2,836.04
  6. Step 6: Final answer
    x = 3,275.81

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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.