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Finding the Fourth Proportional to 8,850.80, 13,276.31 and 2,276.81

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Solution

The fourth proportional to 8,850.80, 13,276.31 and 2,276.81 is: 3,415.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.80 : 13,276.31 = 2,276.81 : x
  2. Step 2: Convert to fraction form
    8,850.80/13,276.31 = 2,276.81/x
  3. Step 3: Cross multiply
    8,850.80x = 13,276.31 × 2,276.81
  4. Step 4: Simplify right side
    8,850.80x = 30,227,557.61
  5. Step 5: Solve for x
    x = 30,227,557.61/8,850.80
  6. Step 6: Final answer
    x = 3,415.24

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1.5x scale

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.