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Finding the Fourth Proportional to 6,842.73, 10,260.90 and 3,554.94

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Solution

The fourth proportional to 6,842.73, 10,260.90 and 3,554.94 is: 5,330.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,842.73 : 10,260.90 = 3,554.94 : x
  2. Step 2: Convert to fraction form
    6,842.73/10,260.90 = 3,554.94/x
  3. Step 3: Cross multiply
    6,842.73x = 10,260.90 × 3,554.94
  4. Step 4: Simplify right side
    6,842.73x = 36,476,883.85
  5. Step 5: Solve for x
    x = 36,476,883.85/6,842.73
  6. Step 6: Final answer
    x = 5,330.75

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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.