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Finding the Fourth Proportional to 8,884.08, 13,326.12 and 3,619.17

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Solution

The fourth proportional to 8,884.08, 13,326.12 and 3,619.17 is: 5,428.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,884.08 : 13,326.12 = 3,619.17 : x
  2. Step 2: Convert to fraction form
    8,884.08/13,326.12 = 3,619.17/x
  3. Step 3: Cross multiply
    8,884.08x = 13,326.12 × 3,619.17
  4. Step 4: Simplify right side
    8,884.08x = 48,229,493.72
  5. Step 5: Solve for x
    x = 48,229,493.72/8,884.08
  6. Step 6: Final answer
    x = 5,428.76

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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.