Home / 5,310.58-7,327.41-3,214.66

Finding the Fourth Proportional to 5,310.58, 7,327.41 and 3,214.66

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Solution

The fourth proportional to 5,310.58, 7,327.41 and 3,214.66 is: 4,435.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.58 : 7,327.41 = 3,214.66 : x
  2. Step 2: Convert to fraction form
    5,310.58/7,327.41 = 3,214.66/x
  3. Step 3: Cross multiply
    5,310.58x = 7,327.41 × 3,214.66
  4. Step 4: Simplify right side
    5,310.58x = 23,555,131.83
  5. Step 5: Solve for x
    x = 23,555,131.83/5,310.58
  6. Step 6: Final answer
    x = 4,435.51

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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.