Home / 4,840.12-6,679.83-2,744.38

Finding the Fourth Proportional to 4,840.12, 6,679.83 and 2,744.38

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Solution

The fourth proportional to 4,840.12, 6,679.83 and 2,744.38 is: 3,787.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.12 : 6,679.83 = 2,744.38 : x
  2. Step 2: Convert to fraction form
    4,840.12/6,679.83 = 2,744.38/x
  3. Step 3: Cross multiply
    4,840.12x = 6,679.83 × 2,744.38
  4. Step 4: Simplify right side
    4,840.12x = 18,331,991.86
  5. Step 5: Solve for x
    x = 18,331,991.86/4,840.12
  6. Step 6: Final answer
    x = 3,787.51

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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.