Home / 2,815.44-4,219.68-2,468.04

Finding the Fourth Proportional to 2,815.44, 4,219.68 and 2,468.04

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Solution

The fourth proportional to 2,815.44, 4,219.68 and 2,468.04 is: 3,699.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815.44 : 4,219.68 = 2,468.04 : x
  2. Step 2: Convert to fraction form
    2,815.44/4,219.68 = 2,468.04/x
  3. Step 3: Cross multiply
    2,815.44x = 4,219.68 × 2,468.04
  4. Step 4: Simplify right side
    2,815.44x = 10,414,339.03
  5. Step 5: Solve for x
    x = 10,414,339.03/2,815.44
  6. Step 6: Final answer
    x = 3,699.01

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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.