Home / 11,207.46-16,801.78-4,183.55

Finding the Fourth Proportional to 11,207.46, 16,801.78 and 4,183.55

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Solution

The fourth proportional to 11,207.46, 16,801.78 and 4,183.55 is: 6,271.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.46 : 16,801.78 = 4,183.55 : x
  2. Step 2: Convert to fraction form
    11,207.46/16,801.78 = 4,183.55/x
  3. Step 3: Cross multiply
    11,207.46x = 16,801.78 × 4,183.55
  4. Step 4: Simplify right side
    11,207.46x = 70,291,063.10
  5. Step 5: Solve for x
    x = 70,291,063.10/11,207.46
  6. Step 6: Final answer
    x = 6,271.81

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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.