Home / 3,471.12-4,791.29-2,764.26

Finding the Fourth Proportional to 3,471.12, 4,791.29 and 2,764.26

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Solution

The fourth proportional to 3,471.12, 4,791.29 and 2,764.26 is: 3,815.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,471.12 : 4,791.29 = 2,764.26 : x
  2. Step 2: Convert to fraction form
    3,471.12/4,791.29 = 2,764.26/x
  3. Step 3: Cross multiply
    3,471.12x = 4,791.29 × 2,764.26
  4. Step 4: Simplify right side
    3,471.12x = 13,244,357.47
  5. Step 5: Solve for x
    x = 13,244,357.47/3,471.12
  6. Step 6: Final answer
    x = 3,815.59

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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.