Home / 3,112.30-4,662.78-2,593.09

Finding the Fourth Proportional to 3,112.30, 4,662.78 and 2,593.09

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Solution

The fourth proportional to 3,112.30, 4,662.78 and 2,593.09 is: 3,884.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112.30 : 4,662.78 = 2,593.09 : x
  2. Step 2: Convert to fraction form
    3,112.30/4,662.78 = 2,593.09/x
  3. Step 3: Cross multiply
    3,112.30x = 4,662.78 × 2,593.09
  4. Step 4: Simplify right side
    3,112.30x = 12,091,008.19
  5. Step 5: Solve for x
    x = 12,091,008.19/3,112.30
  6. Step 6: Final answer
    x = 3,884.91

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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.