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Finding the Fourth Proportional to 3,192.59, 4,788.86 and 884.09

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Solution

The fourth proportional to 3,192.59, 4,788.86 and 884.09 is: 1,326.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.59 : 4,788.86 = 884.09 : x
  2. Step 2: Convert to fraction form
    3,192.59/4,788.86 = 884.09/x
  3. Step 3: Cross multiply
    3,192.59x = 4,788.86 × 884.09
  4. Step 4: Simplify right side
    3,192.59x = 4,233,754.87
  5. Step 5: Solve for x
    x = 4,233,754.87/3,192.59
  6. Step 6: Final answer
    x = 1,326.12

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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.