Home / 6,728.19-9,285.27-3,743.96

Finding the Fourth Proportional to 6,728.19, 9,285.27 and 3,743.96

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Solution

The fourth proportional to 6,728.19, 9,285.27 and 3,743.96 is: 5,166.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.19 : 9,285.27 = 3,743.96 : x
  2. Step 2: Convert to fraction form
    6,728.19/9,285.27 = 3,743.96/x
  3. Step 3: Cross multiply
    6,728.19x = 9,285.27 × 3,743.96
  4. Step 4: Simplify right side
    6,728.19x = 34,763,619.00
  5. Step 5: Solve for x
    x = 34,763,619.00/6,728.19
  6. Step 6: Final answer
    x = 5,166.86

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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.