Home / 3,281.37-4,528.26-1,789.29

Finding the Fourth Proportional to 3,281.37, 4,528.26 and 1,789.29

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Solution

The fourth proportional to 3,281.37, 4,528.26 and 1,789.29 is: 2,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.37 : 4,528.26 = 1,789.29 : x
  2. Step 2: Convert to fraction form
    3,281.37/4,528.26 = 1,789.29/x
  3. Step 3: Cross multiply
    3,281.37x = 4,528.26 × 1,789.29
  4. Step 4: Simplify right side
    3,281.37x = 8,102,370.34
  5. Step 5: Solve for x
    x = 8,102,370.34/3,281.37
  6. Step 6: Final answer
    x = 2,469.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.