Home / 6,427.92-9,646.20-2,965.44

Finding the Fourth Proportional to 6,427.92, 9,646.20 and 2,965.44

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Solution

The fourth proportional to 6,427.92, 9,646.20 and 2,965.44 is: 4,450.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427.92 : 9,646.20 = 2,965.44 : x
  2. Step 2: Convert to fraction form
    6,427.92/9,646.20 = 2,965.44/x
  3. Step 3: Cross multiply
    6,427.92x = 9,646.20 × 2,965.44
  4. Step 4: Simplify right side
    6,427.92x = 28,605,227.33
  5. Step 5: Solve for x
    x = 28,605,227.33/6,427.92
  6. Step 6: Final answer
    x = 4,450.15

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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.