Home / 3,796.28-5,239.51-2,804.43

Finding the Fourth Proportional to 3,796.28, 5,239.51 and 2,804.43

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Solution

The fourth proportional to 3,796.28, 5,239.51 and 2,804.43 is: 3,870.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,796.28 : 5,239.51 = 2,804.43 : x
  2. Step 2: Convert to fraction form
    3,796.28/5,239.51 = 2,804.43/x
  3. Step 3: Cross multiply
    3,796.28x = 5,239.51 × 2,804.43
  4. Step 4: Simplify right side
    3,796.28x = 14,693,832.02
  5. Step 5: Solve for x
    x = 14,693,832.02/3,796.28
  6. Step 6: Final answer
    x = 3,870.59

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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.