Home / 3,961.14-5,466.78-2,282.62

Finding the Fourth Proportional to 3,961.14, 5,466.78 and 2,282.62

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Solution

The fourth proportional to 3,961.14, 5,466.78 and 2,282.62 is: 3,150.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.14 : 5,466.78 = 2,282.62 : x
  2. Step 2: Convert to fraction form
    3,961.14/5,466.78 = 2,282.62/x
  3. Step 3: Cross multiply
    3,961.14x = 5,466.78 × 2,282.62
  4. Step 4: Simplify right side
    3,961.14x = 12,478,581.36
  5. Step 5: Solve for x
    x = 12,478,581.36/3,961.14
  6. Step 6: Final answer
    x = 3,150.25

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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.