Home / 3,804.21-5,246.82-3,379.28

Finding the Fourth Proportional to 3,804.21, 5,246.82 and 3,379.28

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Solution

The fourth proportional to 3,804.21, 5,246.82 and 3,379.28 is: 4,660.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,804.21 : 5,246.82 = 3,379.28 : x
  2. Step 2: Convert to fraction form
    3,804.21/5,246.82 = 3,379.28/x
  3. Step 3: Cross multiply
    3,804.21x = 5,246.82 × 3,379.28
  4. Step 4: Simplify right side
    3,804.21x = 17,730,447.66
  5. Step 5: Solve for x
    x = 17,730,447.66/3,804.21
  6. Step 6: Final answer
    x = 4,660.74

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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.