Home / 4,705.87-7,086.30-3,481.89

Finding the Fourth Proportional to 4,705.87, 7,086.30 and 3,481.89

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Solution

The fourth proportional to 4,705.87, 7,086.30 and 3,481.89 is: 5,243.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.87 : 7,086.30 = 3,481.89 : x
  2. Step 2: Convert to fraction form
    4,705.87/7,086.30 = 3,481.89/x
  3. Step 3: Cross multiply
    4,705.87x = 7,086.30 × 3,481.89
  4. Step 4: Simplify right side
    4,705.87x = 24,673,717.11
  5. Step 5: Solve for x
    x = 24,673,717.11/4,705.87
  6. Step 6: Final answer
    x = 5,243.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.