Home / 11,813.62-16,302.66-6,508.33

Finding the Fourth Proportional to 11,813.62, 16,302.66 and 6,508.33

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Solution

The fourth proportional to 11,813.62, 16,302.66 and 6,508.33 is: 8,981.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813.62 : 16,302.66 = 6,508.33 : x
  2. Step 2: Convert to fraction form
    11,813.62/16,302.66 = 6,508.33/x
  3. Step 3: Cross multiply
    11,813.62x = 16,302.66 × 6,508.33
  4. Step 4: Simplify right side
    11,813.62x = 106,103,091.16
  5. Step 5: Solve for x
    x = 106,103,091.16/11,813.62
  6. Step 6: Final answer
    x = 8,981.42

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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.