Home / 11,115.27-16,673.81-3,323.97

Finding the Fourth Proportional to 11,115.27, 16,673.81 and 3,323.97

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Solution

The fourth proportional to 11,115.27, 16,673.81 and 3,323.97 is: 4,986.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,115.27 : 16,673.81 = 3,323.97 : x
  2. Step 2: Convert to fraction form
    11,115.27/16,673.81 = 3,323.97/x
  3. Step 3: Cross multiply
    11,115.27x = 16,673.81 × 3,323.97
  4. Step 4: Simplify right side
    11,115.27x = 55,423,227.61
  5. Step 5: Solve for x
    x = 55,423,227.61/11,115.27
  6. Step 6: Final answer
    x = 4,986.22

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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.