Home / 11,734.38-16,198.52-7,017.75

Finding the Fourth Proportional to 11,734.38, 16,198.52 and 7,017.75

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Solution

The fourth proportional to 11,734.38, 16,198.52 and 7,017.75 is: 9,687.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,734.38 : 16,198.52 = 7,017.75 : x
  2. Step 2: Convert to fraction form
    11,734.38/16,198.52 = 7,017.75/x
  3. Step 3: Cross multiply
    11,734.38x = 16,198.52 × 7,017.75
  4. Step 4: Simplify right side
    11,734.38x = 113,677,128.64
  5. Step 5: Solve for x
    x = 113,677,128.64/11,734.38
  6. Step 6: Final answer
    x = 9,687.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.