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Finding the Fourth Proportional to 6,776.60, 10,169.21 and 2,880.97

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Solution

The fourth proportional to 6,776.60, 10,169.21 and 2,880.97 is: 4,323.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.60 : 10,169.21 = 2,880.97 : x
  2. Step 2: Convert to fraction form
    6,776.60/10,169.21 = 2,880.97/x
  3. Step 3: Cross multiply
    6,776.60x = 10,169.21 × 2,880.97
  4. Step 4: Simplify right side
    6,776.60x = 29,297,170.71
  5. Step 5: Solve for x
    x = 29,297,170.71/6,776.60
  6. Step 6: Final answer
    x = 4,323.29

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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.