Home / 8,176.80-11,284.08-4,450.80

Finding the Fourth Proportional to 8,176.80, 11,284.08 and 4,450.80

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Solution

The fourth proportional to 8,176.80, 11,284.08 and 4,450.80 is: 6,142.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.80 : 11,284.08 = 4,450.80 : x
  2. Step 2: Convert to fraction form
    8,176.80/11,284.08 = 4,450.80/x
  3. Step 3: Cross multiply
    8,176.80x = 11,284.08 × 4,450.80
  4. Step 4: Simplify right side
    8,176.80x = 50,223,183.26
  5. Step 5: Solve for x
    x = 50,223,183.26/8,176.80
  6. Step 6: Final answer
    x = 6,142.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.