Home / 3,968.33-5,474.76-2,551.83

Finding the Fourth Proportional to 3,968.33, 5,474.76 and 2,551.83

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Solution

The fourth proportional to 3,968.33, 5,474.76 and 2,551.83 is: 3,520.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.33 : 5,474.76 = 2,551.83 : x
  2. Step 2: Convert to fraction form
    3,968.33/5,474.76 = 2,551.83/x
  3. Step 3: Cross multiply
    3,968.33x = 5,474.76 × 2,551.83
  4. Step 4: Simplify right side
    3,968.33x = 13,970,626.71
  5. Step 5: Solve for x
    x = 13,970,626.71/3,968.33
  6. Step 6: Final answer
    x = 3,520.53

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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.