Home / 10,789.92-16,170.87-4,933.62

Finding the Fourth Proportional to 10,789.92, 16,170.87 and 4,933.62

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Solution

The fourth proportional to 10,789.92, 16,170.87 and 4,933.62 is: 7,394.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789.92 : 16,170.87 = 4,933.62 : x
  2. Step 2: Convert to fraction form
    10,789.92/16,170.87 = 4,933.62/x
  3. Step 3: Cross multiply
    10,789.92x = 16,170.87 × 4,933.62
  4. Step 4: Simplify right side
    10,789.92x = 79,780,927.65
  5. Step 5: Solve for x
    x = 79,780,927.65/10,789.92
  6. Step 6: Final answer
    x = 7,394.02

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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.