Home / 11,165.33-16,745.90-3,769.62

Finding the Fourth Proportional to 11,165.33, 16,745.90 and 3,769.62

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Solution

The fourth proportional to 11,165.33, 16,745.90 and 3,769.62 is: 5,653.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,165.33 : 16,745.90 = 3,769.62 : x
  2. Step 2: Convert to fraction form
    11,165.33/16,745.90 = 3,769.62/x
  3. Step 3: Cross multiply
    11,165.33x = 16,745.90 × 3,769.62
  4. Step 4: Simplify right side
    11,165.33x = 63,125,660.71
  5. Step 5: Solve for x
    x = 63,125,660.71/11,165.33
  6. Step 6: Final answer
    x = 5,653.72

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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.