Home / 2,872.26-4,313.25-2,228.31

Finding the Fourth Proportional to 2,872.26, 4,313.25 and 2,228.31

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Solution

The fourth proportional to 2,872.26, 4,313.25 and 2,228.31 is: 3,346.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872.26 : 4,313.25 = 2,228.31 : x
  2. Step 2: Convert to fraction form
    2,872.26/4,313.25 = 2,228.31/x
  3. Step 3: Cross multiply
    2,872.26x = 4,313.25 × 2,228.31
  4. Step 4: Simplify right side
    2,872.26x = 9,611,258.11
  5. Step 5: Solve for x
    x = 9,611,258.11/2,872.26
  6. Step 6: Final answer
    x = 3,346.24

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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.