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Finding the Fourth Proportional to 5,914.88, 8,162.18 and 3,527.54

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Solution

The fourth proportional to 5,914.88, 8,162.18 and 3,527.54 is: 4,867.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,914.88 : 8,162.18 = 3,527.54 : x
  2. Step 2: Convert to fraction form
    5,914.88/8,162.18 = 3,527.54/x
  3. Step 3: Cross multiply
    5,914.88x = 8,162.18 × 3,527.54
  4. Step 4: Simplify right side
    5,914.88x = 28,792,357.99
  5. Step 5: Solve for x
    x = 28,792,357.99/5,914.88
  6. Step 6: Final answer
    x = 4,867.79

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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.