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Finding the Fourth Proportional to 2,850.56, 3,921.44 and 2,325.44

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Solution

The fourth proportional to 2,850.56, 3,921.44 and 2,325.44 is: 3,199.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.56 : 3,921.44 = 2,325.44 : x
  2. Step 2: Convert to fraction form
    2,850.56/3,921.44 = 2,325.44/x
  3. Step 3: Cross multiply
    2,850.56x = 3,921.44 × 2,325.44
  4. Step 4: Simplify right side
    2,850.56x = 9,119,073.43
  5. Step 5: Solve for x
    x = 9,119,073.43/2,850.56
  6. Step 6: Final answer
    x = 3,199.05

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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.