Home / 11,383.94-15,709.92-6,348.49

Finding the Fourth Proportional to 11,383.94, 15,709.92 and 6,348.49

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Solution

The fourth proportional to 11,383.94, 15,709.92 and 6,348.49 is: 8,760.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,383.94 : 15,709.92 = 6,348.49 : x
  2. Step 2: Convert to fraction form
    11,383.94/15,709.92 = 6,348.49/x
  3. Step 3: Cross multiply
    11,383.94x = 15,709.92 × 6,348.49
  4. Step 4: Simplify right side
    11,383.94x = 99,734,282.60
  5. Step 5: Solve for x
    x = 99,734,282.60/11,383.94
  6. Step 6: Final answer
    x = 8,760.96

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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.