Home / 10,876.34-16,285.26-6,906.09

Finding the Fourth Proportional to 10,876.34, 16,285.26 and 6,906.09

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Solution

The fourth proportional to 10,876.34, 16,285.26 and 6,906.09 is: 10,340.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,876.34 : 16,285.26 = 6,906.09 : x
  2. Step 2: Convert to fraction form
    10,876.34/16,285.26 = 6,906.09/x
  3. Step 3: Cross multiply
    10,876.34x = 16,285.26 × 6,906.09
  4. Step 4: Simplify right side
    10,876.34x = 112,467,471.23
  5. Step 5: Solve for x
    x = 112,467,471.23/10,876.34
  6. Step 6: Final answer
    x = 10,340.57

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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.