Home / 3,269.91-4,509.45-2,150.43

Finding the Fourth Proportional to 3,269.91, 4,509.45 and 2,150.43

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Solution

The fourth proportional to 3,269.91, 4,509.45 and 2,150.43 is: 2,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.91 : 4,509.45 = 2,150.43 : x
  2. Step 2: Convert to fraction form
    3,269.91/4,509.45 = 2,150.43/x
  3. Step 3: Cross multiply
    3,269.91x = 4,509.45 × 2,150.43
  4. Step 4: Simplify right side
    3,269.91x = 9,697,256.56
  5. Step 5: Solve for x
    x = 9,697,256.56/3,269.91
  6. Step 6: Final answer
    x = 2,965.60

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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.