Home / 3,799.56-5,243.94-2,740.83

Finding the Fourth Proportional to 3,799.56, 5,243.94 and 2,740.83

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Solution

The fourth proportional to 3,799.56, 5,243.94 and 2,740.83 is: 3,782.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.56 : 5,243.94 = 2,740.83 : x
  2. Step 2: Convert to fraction form
    3,799.56/5,243.94 = 2,740.83/x
  3. Step 3: Cross multiply
    3,799.56x = 5,243.94 × 2,740.83
  4. Step 4: Simplify right side
    3,799.56x = 14,372,741.22
  5. Step 5: Solve for x
    x = 14,372,741.22/3,799.56
  6. Step 6: Final answer
    x = 3,782.74

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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.