Home / 6,728.22-9,285.24-3,743.94

Finding the Fourth Proportional to 6,728.22, 9,285.24 and 3,743.94

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Solution

The fourth proportional to 6,728.22, 9,285.24 and 3,743.94 is: 5,166.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.22 : 9,285.24 = 3,743.94 : x
  2. Step 2: Convert to fraction form
    6,728.22/9,285.24 = 3,743.94/x
  3. Step 3: Cross multiply
    6,728.22x = 9,285.24 × 3,743.94
  4. Step 4: Simplify right side
    6,728.22x = 34,763,381.45
  5. Step 5: Solve for x
    x = 34,763,381.45/6,728.22
  6. Step 6: Final answer
    x = 5,166.80

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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.