Home / 6,768.78-10,154.62-2,873.10

Finding the Fourth Proportional to 6,768.78, 10,154.62 and 2,873.10

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Solution

The fourth proportional to 6,768.78, 10,154.62 and 2,873.10 is: 4,310.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768.78 : 10,154.62 = 2,873.10 : x
  2. Step 2: Convert to fraction form
    6,768.78/10,154.62 = 2,873.10/x
  3. Step 3: Cross multiply
    6,768.78x = 10,154.62 × 2,873.10
  4. Step 4: Simplify right side
    6,768.78x = 29,175,238.72
  5. Step 5: Solve for x
    x = 29,175,238.72/6,768.78
  6. Step 6: Final answer
    x = 4,310.27

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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.