Home / 3,269.34-4,904-1,321.52

Finding the Fourth Proportional to 3,269.34, 4,904 and 1,321.52

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Solution

The fourth proportional to 3,269.34, 4,904 and 1,321.52 is: 1,982.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.34 : 4,904 = 1,321.52 : x
  2. Step 2: Convert to fraction form
    3,269.34/4,904 = 1,321.52/x
  3. Step 3: Cross multiply
    3,269.34x = 4,904 × 1,321.52
  4. Step 4: Simplify right side
    3,269.34x = 6,480,734.08
  5. Step 5: Solve for x
    x = 6,480,734.08/3,269.34
  6. Step 6: Final answer
    x = 1,982.28

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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.