Home / 11,933.45-17,898.80-3,169.05

Finding the Fourth Proportional to 11,933.45, 17,898.80 and 3,169.05

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Solution

The fourth proportional to 11,933.45, 17,898.80 and 3,169.05 is: 4,753.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.45 : 17,898.80 = 3,169.05 : x
  2. Step 2: Convert to fraction form
    11,933.45/17,898.80 = 3,169.05/x
  3. Step 3: Cross multiply
    11,933.45x = 17,898.80 × 3,169.05
  4. Step 4: Simplify right side
    11,933.45x = 56,722,176.29
  5. Step 5: Solve for x
    x = 56,722,176.29/11,933.45
  6. Step 6: Final answer
    x = 4,753.21

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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.