Home / 11,982.26-16,535.26-6,947.38

Finding the Fourth Proportional to 11,982.26, 16,535.26 and 6,947.38

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Solution

The fourth proportional to 11,982.26, 16,535.26 and 6,947.38 is: 9,587.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,982.26 : 16,535.26 = 6,947.38 : x
  2. Step 2: Convert to fraction form
    11,982.26/16,535.26 = 6,947.38/x
  3. Step 3: Cross multiply
    11,982.26x = 16,535.26 × 6,947.38
  4. Step 4: Simplify right side
    11,982.26x = 114,876,701.96
  5. Step 5: Solve for x
    x = 114,876,701.96/11,982.26
  6. Step 6: Final answer
    x = 9,587.23

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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.