Home / 3,451.26-4,755.90-2,454.80

Finding the Fourth Proportional to 3,451.26, 4,755.90 and 2,454.80

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Solution

The fourth proportional to 3,451.26, 4,755.90 and 2,454.80 is: 3,382.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.26 : 4,755.90 = 2,454.80 : x
  2. Step 2: Convert to fraction form
    3,451.26/4,755.90 = 2,454.80/x
  3. Step 3: Cross multiply
    3,451.26x = 4,755.90 × 2,454.80
  4. Step 4: Simplify right side
    3,451.26x = 11,674,783.32
  5. Step 5: Solve for x
    x = 11,674,783.32/3,451.26
  6. Step 6: Final answer
    x = 3,382.76

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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.