Home / 4,839.72-6,679.44-2,744.52

Finding the Fourth Proportional to 4,839.72, 6,679.44 and 2,744.52

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Solution

The fourth proportional to 4,839.72, 6,679.44 and 2,744.52 is: 3,787.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.72 : 6,679.44 = 2,744.52 : x
  2. Step 2: Convert to fraction form
    4,839.72/6,679.44 = 2,744.52/x
  3. Step 3: Cross multiply
    4,839.72x = 6,679.44 × 2,744.52
  4. Step 4: Simplify right side
    4,839.72x = 18,331,856.67
  5. Step 5: Solve for x
    x = 18,331,856.67/4,839.72
  6. Step 6: Final answer
    x = 3,787.79

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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.