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Finding the Fourth Proportional to 8,800.30, 13,202.16 and 2,878.84

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Solution

The fourth proportional to 8,800.30, 13,202.16 and 2,878.84 is: 4,318.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,800.30 : 13,202.16 = 2,878.84 : x
  2. Step 2: Convert to fraction form
    8,800.30/13,202.16 = 2,878.84/x
  3. Step 3: Cross multiply
    8,800.30x = 13,202.16 × 2,878.84
  4. Step 4: Simplify right side
    8,800.30x = 38,006,906.29
  5. Step 5: Solve for x
    x = 38,006,906.29/8,800.30
  6. Step 6: Final answer
    x = 4,318.82

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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.