Home / 4,263.92-6,396.08-2,619.44

Finding the Fourth Proportional to 4,263.92, 6,396.08 and 2,619.44

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Solution

The fourth proportional to 4,263.92, 6,396.08 and 2,619.44 is: 3,929.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.92 : 6,396.08 = 2,619.44 : x
  2. Step 2: Convert to fraction form
    4,263.92/6,396.08 = 2,619.44/x
  3. Step 3: Cross multiply
    4,263.92x = 6,396.08 × 2,619.44
  4. Step 4: Simplify right side
    4,263.92x = 16,754,147.80
  5. Step 5: Solve for x
    x = 16,754,147.80/4,263.92
  6. Step 6: Final answer
    x = 3,929.28

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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.