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Finding the Fourth Proportional to 8,850.65, 13,276.65 and 2,276.90

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Solution

The fourth proportional to 8,850.65, 13,276.65 and 2,276.90 is: 3,415.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.65 : 13,276.65 = 2,276.90 : x
  2. Step 2: Convert to fraction form
    8,850.65/13,276.65 = 2,276.90/x
  3. Step 3: Cross multiply
    8,850.65x = 13,276.65 × 2,276.90
  4. Step 4: Simplify right side
    8,850.65x = 30,229,538.00
  5. Step 5: Solve for x
    x = 30,229,538.00/8,850.65
  6. Step 6: Final answer
    x = 3,415.52

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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.