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Finding the Fourth Proportional to 4,894.56, 6,754.32 and 2,797.20

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Solution

The fourth proportional to 4,894.56, 6,754.32 and 2,797.20 is: 3,860.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,894.56 : 6,754.32 = 2,797.20 : x
  2. Step 2: Convert to fraction form
    4,894.56/6,754.32 = 2,797.20/x
  3. Step 3: Cross multiply
    4,894.56x = 6,754.32 × 2,797.20
  4. Step 4: Simplify right side
    4,894.56x = 18,893,183.90
  5. Step 5: Solve for x
    x = 18,893,183.90/4,894.56
  6. Step 6: Final answer
    x = 3,860.04

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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.