Home / 3,682.98-5,084.78-2,563.56

Finding the Fourth Proportional to 3,682.98, 5,084.78 and 2,563.56

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Solution

The fourth proportional to 3,682.98, 5,084.78 and 2,563.56 is: 3,539.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.98 : 5,084.78 = 2,563.56 : x
  2. Step 2: Convert to fraction form
    3,682.98/5,084.78 = 2,563.56/x
  3. Step 3: Cross multiply
    3,682.98x = 5,084.78 × 2,563.56
  4. Step 4: Simplify right side
    3,682.98x = 13,035,125.80
  5. Step 5: Solve for x
    x = 13,035,125.80/3,682.98
  6. Step 6: Final answer
    x = 3,539.29

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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.