Home / 2,809.44-4,217.04-1,349.28

Finding the Fourth Proportional to 2,809.44, 4,217.04 and 1,349.28

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Solution

The fourth proportional to 2,809.44, 4,217.04 and 1,349.28 is: 2,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809.44 : 4,217.04 = 1,349.28 : x
  2. Step 2: Convert to fraction form
    2,809.44/4,217.04 = 1,349.28/x
  3. Step 3: Cross multiply
    2,809.44x = 4,217.04 × 1,349.28
  4. Step 4: Simplify right side
    2,809.44x = 5,689,967.73
  5. Step 5: Solve for x
    x = 5,689,967.73/2,809.44
  6. Step 6: Final answer
    x = 2,025.30

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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.