Home / 11,529.22-15,910.50-6,813.94

Finding the Fourth Proportional to 11,529.22, 15,910.50 and 6,813.94

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Solution

The fourth proportional to 11,529.22, 15,910.50 and 6,813.94 is: 9,403.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,529.22 : 15,910.50 = 6,813.94 : x
  2. Step 2: Convert to fraction form
    11,529.22/15,910.50 = 6,813.94/x
  3. Step 3: Cross multiply
    11,529.22x = 15,910.50 × 6,813.94
  4. Step 4: Simplify right side
    11,529.22x = 108,413,192.37
  5. Step 5: Solve for x
    x = 108,413,192.37/11,529.22
  6. Step 6: Final answer
    x = 9,403.34

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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.