Home / 4,517.91-6,773.31-3,127.50

Finding the Fourth Proportional to 4,517.91, 6,773.31 and 3,127.50

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Solution

The fourth proportional to 4,517.91, 6,773.31 and 3,127.50 is: 4,688.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,517.91 : 6,773.31 = 3,127.50 : x
  2. Step 2: Convert to fraction form
    4,517.91/6,773.31 = 3,127.50/x
  3. Step 3: Cross multiply
    4,517.91x = 6,773.31 × 3,127.50
  4. Step 4: Simplify right side
    4,517.91x = 21,183,527.03
  5. Step 5: Solve for x
    x = 21,183,527.03/4,517.91
  6. Step 6: Final answer
    x = 4,688.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.