Home / 5,468.40-8,185.32-3,903.36

Finding the Fourth Proportional to 5,468.40, 8,185.32 and 3,903.36

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Solution

The fourth proportional to 5,468.40, 8,185.32 and 3,903.36 is: 5,842.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,468.40 : 8,185.32 = 3,903.36 : x
  2. Step 2: Convert to fraction form
    5,468.40/8,185.32 = 3,903.36/x
  3. Step 3: Cross multiply
    5,468.40x = 8,185.32 × 3,903.36
  4. Step 4: Simplify right side
    5,468.40x = 31,950,250.68
  5. Step 5: Solve for x
    x = 31,950,250.68/5,468.40
  6. Step 6: Final answer
    x = 5,842.71

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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.