Home / 3,454.20-4,769.84-2,568.46

Finding the Fourth Proportional to 3,454.20, 4,769.84 and 2,568.46

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Solution

The fourth proportional to 3,454.20, 4,769.84 and 2,568.46 is: 3,546.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.20 : 4,769.84 = 2,568.46 : x
  2. Step 2: Convert to fraction form
    3,454.20/4,769.84 = 2,568.46/x
  3. Step 3: Cross multiply
    3,454.20x = 4,769.84 × 2,568.46
  4. Step 4: Simplify right side
    3,454.20x = 12,251,143.25
  5. Step 5: Solve for x
    x = 12,251,143.25/3,454.20
  6. Step 6: Final answer
    x = 3,546.74

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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.