Home / 10,795.46-16,183.60-4,220.16

Finding the Fourth Proportional to 10,795.46, 16,183.60 and 4,220.16

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Solution

The fourth proportional to 10,795.46, 16,183.60 and 4,220.16 is: 6,326.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,795.46 : 16,183.60 = 4,220.16 : x
  2. Step 2: Convert to fraction form
    10,795.46/16,183.60 = 4,220.16/x
  3. Step 3: Cross multiply
    10,795.46x = 16,183.60 × 4,220.16
  4. Step 4: Simplify right side
    10,795.46x = 68,297,381.38
  5. Step 5: Solve for x
    x = 68,297,381.38/10,795.46
  6. Step 6: Final answer
    x = 6,326.49

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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.