Home / 3,447.09-4,757.13-2,269.35

Finding the Fourth Proportional to 3,447.09, 4,757.13 and 2,269.35

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Solution

The fourth proportional to 3,447.09, 4,757.13 and 2,269.35 is: 3,131.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.09 : 4,757.13 = 2,269.35 : x
  2. Step 2: Convert to fraction form
    3,447.09/4,757.13 = 2,269.35/x
  3. Step 3: Cross multiply
    3,447.09x = 4,757.13 × 2,269.35
  4. Step 4: Simplify right side
    3,447.09x = 10,795,592.97
  5. Step 5: Solve for x
    x = 10,795,592.97/3,447.09
  6. Step 6: Final answer
    x = 3,131.80

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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.