Home / 3,388.37-5,085.60-2,836.54

Finding the Fourth Proportional to 3,388.37, 5,085.60 and 2,836.54

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Solution

The fourth proportional to 3,388.37, 5,085.60 and 2,836.54 is: 4,257.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.37 : 5,085.60 = 2,836.54 : x
  2. Step 2: Convert to fraction form
    3,388.37/5,085.60 = 2,836.54/x
  3. Step 3: Cross multiply
    3,388.37x = 5,085.60 × 2,836.54
  4. Step 4: Simplify right side
    3,388.37x = 14,425,495.11
  5. Step 5: Solve for x
    x = 14,425,495.11/3,388.37
  6. Step 6: Final answer
    x = 4,257.35

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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.