Home / 6,728.73-9,285.26-3,744.42

Finding the Fourth Proportional to 6,728.73, 9,285.26 and 3,744.42

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Solution

The fourth proportional to 6,728.73, 9,285.26 and 3,744.42 is: 5,167.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.73 : 9,285.26 = 3,744.42 : x
  2. Step 2: Convert to fraction form
    6,728.73/9,285.26 = 3,744.42/x
  3. Step 3: Cross multiply
    6,728.73x = 9,285.26 × 3,744.42
  4. Step 4: Simplify right side
    6,728.73x = 34,767,866.82
  5. Step 5: Solve for x
    x = 34,767,866.82/6,728.73
  6. Step 6: Final answer
    x = 5,167.08

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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.