Home / 3,883.08-5,358.78-2,310.96

Finding the Fourth Proportional to 3,883.08, 5,358.78 and 2,310.96

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Solution

The fourth proportional to 3,883.08, 5,358.78 and 2,310.96 is: 3,189.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.08 : 5,358.78 = 2,310.96 : x
  2. Step 2: Convert to fraction form
    3,883.08/5,358.78 = 2,310.96/x
  3. Step 3: Cross multiply
    3,883.08x = 5,358.78 × 2,310.96
  4. Step 4: Simplify right side
    3,883.08x = 12,383,926.23
  5. Step 5: Solve for x
    x = 12,383,926.23/3,883.08
  6. Step 6: Final answer
    x = 3,189.20

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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.