Home / 5,446.54-7,517.81-3,558.41

Finding the Fourth Proportional to 5,446.54, 7,517.81 and 3,558.41

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Solution

The fourth proportional to 5,446.54, 7,517.81 and 3,558.41 is: 4,911.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.54 : 7,517.81 = 3,558.41 : x
  2. Step 2: Convert to fraction form
    5,446.54/7,517.81 = 3,558.41/x
  3. Step 3: Cross multiply
    5,446.54x = 7,517.81 × 3,558.41
  4. Step 4: Simplify right side
    5,446.54x = 26,751,394.90
  5. Step 5: Solve for x
    x = 26,751,394.90/5,446.54
  6. Step 6: Final answer
    x = 4,911.64

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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.