Home / 6,386.32-9,588.44-3,268.56

Finding the Fourth Proportional to 6,386.32, 9,588.44 and 3,268.56

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Solution

The fourth proportional to 6,386.32, 9,588.44 and 3,268.56 is: 4,907.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386.32 : 9,588.44 = 3,268.56 : x
  2. Step 2: Convert to fraction form
    6,386.32/9,588.44 = 3,268.56/x
  3. Step 3: Cross multiply
    6,386.32x = 9,588.44 × 3,268.56
  4. Step 4: Simplify right side
    6,386.32x = 31,340,375.10
  5. Step 5: Solve for x
    x = 31,340,375.10/6,386.32
  6. Step 6: Final answer
    x = 4,907.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.