Home / 6,418.11-9,627.05-3,296.28

Finding the Fourth Proportional to 6,418.11, 9,627.05 and 3,296.28

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Solution

The fourth proportional to 6,418.11, 9,627.05 and 3,296.28 is: 4,944.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.11 : 9,627.05 = 3,296.28 : x
  2. Step 2: Convert to fraction form
    6,418.11/9,627.05 = 3,296.28/x
  3. Step 3: Cross multiply
    6,418.11x = 9,627.05 × 3,296.28
  4. Step 4: Simplify right side
    6,418.11x = 31,733,387.76
  5. Step 5: Solve for x
    x = 31,733,387.76/6,418.11
  6. Step 6: Final answer
    x = 4,944.35

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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.