Home / 3,954.23-5,456.93-2,276.54

Finding the Fourth Proportional to 3,954.23, 5,456.93 and 2,276.54

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Solution

The fourth proportional to 3,954.23, 5,456.93 and 2,276.54 is: 3,141.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.23 : 5,456.93 = 2,276.54 : x
  2. Step 2: Convert to fraction form
    3,954.23/5,456.93 = 2,276.54/x
  3. Step 3: Cross multiply
    3,954.23x = 5,456.93 × 2,276.54
  4. Step 4: Simplify right side
    3,954.23x = 12,422,919.42
  5. Step 5: Solve for x
    x = 12,422,919.42/3,954.23
  6. Step 6: Final answer
    x = 3,141.68

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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.